Merge pull request #2984 from ebean-orm/feature/jakarta-javax-sed-conversion

Javax to Jakarta (+ reverse) conversion via sed
2024-04-21 10:51:47 +00:00 · 2023-02-23 12:28:40 +13:00 · 2023-02-23 01:28:50 +13:00 · 2023-02-22 23:38:08 +13:00 · 2023-02-22 23:35:42 +13:00 · 2023-02-22 23:19:15 +13:00
839 changed files with 10514 additions and 5176 deletions
@@ -1,39 +0,0 @@
-
-name: JDK 18-ea
-
-on:
-  workflow_dispatch:
-  schedule:
-    - cron: '30 6 * * 1,3,5'
-
-jobs:
-  build:
-
-    runs-on: ${{ matrix.os }}
-    permissions:
-      contents: read
-      packages: write
-    strategy:
-      fail-fast: false
-      matrix:
-        java_version: [18-ea]
-        os: [ubuntu-latest]
-
-    steps:
-    - uses: actions/checkout@v2
-    - name: Set up Java
-      uses: actions/setup-java@v2
-      with:
-        java-version: ${{ matrix.java_version }}
-        distribution: 'zulu'
-    - name: Maven cache
-      uses: actions/cache@v2
-      env:
-        cache-name: maven-cache
-      with:
-        path:
-          ~/.m2
-        key: build-${{ env.cache-name }}
-    - name: Build with Maven
-      run: mvn -T 8 test
-
@@ -3,7 +3,6 @@
 [![Maven Central : ebean](https://maven-badges.herokuapp.com/maven-central/io.ebean/ebean/badge.svg)](https://maven-badges.herokuapp.com/maven-central/io.ebean/ebean)
 [![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg)](https://github.com/ebean-orm/ebean/blob/master/LICENSE)
 [![Multi-JDK Build](https://github.com/ebean-orm/ebean/actions/workflows/multi-jdk-build.yml/badge.svg)](https://github.com/ebean-orm/ebean/actions/workflows/multi-jdk-build.yml)
-[![JDK 18-ea](https://github.com/ebean-orm/ebean/actions/workflows/jdk-18-ea.yml/badge.svg)](https://github.com/ebean-orm/ebean/actions/workflows/jdk-18-ea.yml)

 ##### Build with database platforms
 [![H2Database](https://github.com/ebean-orm/ebean/actions/workflows/h2database.yml/badge.svg)](https://github.com/ebean-orm/ebean/actions/workflows/h2database.yml)
@@ -12,9 +11,9 @@
 [![MariaDB](https://github.com/ebean-orm/ebean/actions/workflows/mariadb.yml/badge.svg)](https://github.com/ebean-orm/ebean/actions/workflows/mariadb.yml)
 [![Oracle](https://github.com/ebean-orm/ebean/actions/workflows/oracle.yml/badge.svg)](https://github.com/ebean-orm/ebean/actions/workflows/oracle.yml)
 [![SqlServer](https://github.com/ebean-orm/ebean/actions/workflows/sqlserver.yml/badge.svg)](https://github.com/ebean-orm/ebean/actions/workflows/sqlserver.yml)
+[![DB2 LUW](https://github.com/ebean-orm/ebean/actions/workflows/db2luw.yml/badge.svg)](https://github.com/ebean-orm/ebean/actions/workflows/db2luw.yml)
 [![Yugabyte](https://github.com/ebean-orm/ebean/actions/workflows/yugabyte.yml/badge.svg)](https://github.com/ebean-orm/ebean/actions/workflows/yugabyte.yml)

-
 ##### Build with Java Early Access versions
 [![ebean EA](https://github.com/ebean-orm/ebean/actions/workflows/jdk-ea.yml/badge.svg)](https://github.com/ebean-orm/ebean/actions/workflows/jdk-ea.yml)
 [![datasource EA](https://github.com/ebean-orm/ebean-datasource/actions/workflows/jdk-ea.yml/badge.svg)](https://github.com/ebean-orm/ebean-datasource/actions/workflows/jdk-ea.yml)
@@ -4,7 +4,7 @@
  <parent>
    <artifactId>composites</artifactId>
    <groupId>io.ebean</groupId>
-    <version>13.8.1</version>
+    <version>13.13.1</version>
  </parent>

  <name>ebean-clickhouse</name>
@@ -16,13 +16,13 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-api</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-core</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
@@ -35,18 +35,14 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-querybean</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-platform-clickhouse</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

  </dependencies>
-
-  <scm>
-    <tag>ebean-parent-13.8.1</tag>
-  </scm>
 </project>
@@ -4,7 +4,7 @@
  <parent>
    <artifactId>composites</artifactId>
    <groupId>io.ebean</groupId>
-    <version>13.8.1</version>
+    <version>13.13.1</version>
  </parent>

  <name>ebean-cockroach</name>
@@ -16,13 +16,13 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-api</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-core</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
@@ -35,18 +35,14 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-querybean</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-platform-postgres</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

  </dependencies>
-
-  <scm>
-    <tag>ebean-parent-13.8.1</tag>
-  </scm>
 </project>
@@ -4,7 +4,7 @@
  <parent>
    <artifactId>composites</artifactId>
    <groupId>io.ebean</groupId>
-    <version>13.8.1</version>
+    <version>13.13.1</version>
  </parent>

  <name>ebean-db2</name>
@@ -16,13 +16,13 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-api</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-core</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
@@ -35,18 +35,14 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-querybean</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-platform-db2</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

  </dependencies>
-
-  <scm>
-    <tag>ebean-parent-13.8.1</tag>
-  </scm>
 </project>
@@ -4,7 +4,7 @@
  <parent>
    <artifactId>composites</artifactId>
    <groupId>io.ebean</groupId>
-    <version>13.8.1</version>
+    <version>13.13.1</version>
  </parent>

  <name>ebean-h2</name>
@@ -16,13 +16,13 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-api</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-core</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
@@ -35,18 +35,14 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-querybean</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-platform-h2</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

  </dependencies>
-
-  <scm>
-    <tag>ebean-parent-13.8.1</tag>
-  </scm>
 </project>
@@ -4,7 +4,7 @@
  <parent>
    <artifactId>composites</artifactId>
    <groupId>io.ebean</groupId>
-    <version>13.8.1</version>
+    <version>13.13.1</version>
  </parent>

  <name>ebean-hana</name>
@@ -16,13 +16,13 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-api</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-core</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
@@ -35,18 +35,14 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-querybean</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-platform-hana</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

  </dependencies>
-
-  <scm>
-    <tag>ebean-parent-13.8.1</tag>
-  </scm>
 </project>
@@ -4,7 +4,7 @@
  <parent>
    <artifactId>composites</artifactId>
    <groupId>io.ebean</groupId>
-    <version>13.8.1</version>
+    <version>13.13.1</version>
  </parent>

  <name>ebean-mariadb</name>
@@ -16,13 +16,13 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-api</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-core</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
@@ -35,18 +35,14 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-querybean</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-platform-mariadb</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

  </dependencies>
-
-  <scm>
-    <tag>ebean-parent-13.8.1</tag>
-  </scm>
 </project>
@@ -4,7 +4,7 @@
  <parent>
    <artifactId>composites</artifactId>
    <groupId>io.ebean</groupId>
-    <version>13.8.1</version>
+    <version>13.13.1</version>
  </parent>

  <name>ebean-mysql</name>
@@ -16,13 +16,13 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-api</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-core</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
@@ -35,18 +35,14 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-querybean</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-platform-mysql</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

  </dependencies>
-
-  <scm>
-    <tag>ebean-parent-13.8.1</tag>
-  </scm>
 </project>
@@ -4,7 +4,7 @@
  <parent>
    <artifactId>composites</artifactId>
    <groupId>io.ebean</groupId>
-    <version>13.8.1</version>
+    <version>13.13.1</version>
  </parent>

  <name>ebean-nuodb</name>
@@ -16,13 +16,13 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-api</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-core</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
@@ -35,18 +35,14 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-querybean</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-platform-nuodb</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

  </dependencies>
-
-  <scm>
-    <tag>ebean-parent-13.8.1</tag>
-  </scm>
 </project>
@@ -4,7 +4,7 @@
  <parent>
    <artifactId>composites</artifactId>
    <groupId>io.ebean</groupId>
-    <version>13.8.1</version>
+    <version>13.13.1</version>
  </parent>

  <name>ebean-oracle</name>
@@ -16,13 +16,13 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-api</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-core</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
@@ -35,18 +35,14 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-querybean</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-platform-oracle</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

  </dependencies>
-
-  <scm>
-    <tag>ebean-parent-13.8.1</tag>
-  </scm>
 </project>
@@ -4,7 +4,7 @@
  <parent>
    <artifactId>composites</artifactId>
    <groupId>io.ebean</groupId>
-    <version>13.8.1</version>
+    <version>13.13.1</version>
  </parent>

  <name>ebean-postgres</name>
@@ -16,13 +16,13 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-api</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-core</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
@@ -35,18 +35,14 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-querybean</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-platform-postgres</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

  </dependencies>
-
-  <scm>
-    <tag>ebean-parent-13.8.1</tag>
-  </scm>
 </project>
@@ -4,7 +4,7 @@
  <parent>
    <artifactId>composites</artifactId>
    <groupId>io.ebean</groupId>
-    <version>13.8.1</version>
+    <version>13.13.1</version>
  </parent>

  <name>ebean-sqlite</name>
@@ -16,13 +16,13 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-api</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-core</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
@@ -35,18 +35,14 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-querybean</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-platform-sqlite</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

  </dependencies>
-
-  <scm>
-    <tag>ebean-parent-13.8.1</tag>
-  </scm>
 </project>
@@ -4,7 +4,7 @@
  <parent>
    <artifactId>composites</artifactId>
    <groupId>io.ebean</groupId>
-    <version>13.8.1</version>
+    <version>13.13.1</version>
  </parent>

  <name>ebean-sqlserver</name>
@@ -16,13 +16,13 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-api</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-core</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
@@ -35,18 +35,14 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-querybean</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-platform-sqlserver</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

  </dependencies>
-
-  <scm>
-    <tag>ebean-parent-13.8.1</tag>
-  </scm>
 </project>
@@ -4,7 +4,7 @@
  <parent>
    <artifactId>composites</artifactId>
    <groupId>io.ebean</groupId>
-    <version>13.8.1</version>
+    <version>13.13.1</version>
  </parent>

  <name>ebean-yugabyte</name>
@@ -16,13 +16,13 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-api</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-core</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
@@ -35,18 +35,14 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-querybean</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-platform-postgres</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

  </dependencies>
-
-  <scm>
-    <tag>ebean-parent-13.8.1</tag>
-  </scm>
 </project>
@@ -4,7 +4,7 @@
  <parent>
    <artifactId>composites</artifactId>
    <groupId>io.ebean</groupId>
-    <version>13.8.1</version>
+    <version>13.13.1</version>
  </parent>

  <name>ebean (all platforms)</name>
@@ -16,13 +16,31 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-api</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-core</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
+    </dependency>
+
+    <dependency>
+      <groupId>io.ebean</groupId>
+      <artifactId>ebean-joda-time</artifactId>
+      <version>13.13.1</version>
+    </dependency>
+
+    <dependency>
+      <groupId>io.ebean</groupId>
+      <artifactId>ebean-jackson-jsonnode</artifactId>
+      <version>13.13.1</version>
+    </dependency>
+
+    <dependency>
+      <groupId>io.ebean</groupId>
+      <artifactId>ebean-jackson-mapper</artifactId>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
@@ -35,18 +53,14 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-querybean</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-platform-all</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

  </dependencies>
-
-  <scm>
-    <tag>ebean-parent-13.8.1</tag>
-  </scm>
 </project>
@@ -4,7 +4,7 @@
  <parent>
    <artifactId>ebean-parent</artifactId>
    <groupId>io.ebean</groupId>
-    <version>13.8.1</version>
+    <version>13.13.1</version>
  </parent>

  <artifactId>composites</artifactId>
@@ -4,7 +4,7 @@
  <parent>
    <artifactId>ebean-parent</artifactId>
    <groupId>io.ebean</groupId>
-    <version>13.8.1</version>
+    <version>13.13.1</version>
  </parent>

  <name>ebean api</name>
@@ -29,7 +29,7 @@
    <dependency>
      <groupId>io.avaje</groupId>
      <artifactId>avaje-config</artifactId>
-      <version>2.2</version>
+      <version>2.4</version>
    </dependency>

    <!--
@@ -90,19 +90,22 @@
      <optional>true</optional>
    </dependency>

-    <dependency>
-      <groupId>javax.transaction</groupId>
-      <artifactId>jta</artifactId>
-      <version>1.1</version>
-      <optional>true</optional>
-    </dependency>
-
+    <!-- JAVAX-DEPENDENCY-START -->
    <dependency>
      <groupId>javax.servlet</groupId>
      <artifactId>javax.servlet-api</artifactId>
      <version>3.1.0</version>
      <optional>true</optional>
    </dependency>
+    <!-- JAVAX-DEPENDENCY-END -->
+    <!-- JAKARTA-DEPENDENCY-START ___
+    <dependency>
+      <groupId>jakarta.servlet</groupId>
+      <artifactId>jakarta.servlet-api</artifactId>
+      <version>6.0.0</version>
+      <optional>true</optional>
+    </dependency>
+    ____ JAKARTA-DEPENDENCY-END -->

    <dependency>
      <groupId>io.avaje</groupId>
@@ -5,7 +5,6 @@ import io.avaje.lang.Nullable;
 import io.ebean.annotation.TxIsolation;
 import io.ebean.cache.ServerCacheManager;
 import io.ebean.plugin.Property;
-import io.ebean.text.csv.CsvReader;
 import io.ebean.text.json.JsonContext;

 import javax.persistence.OptimisticLockException;
@@ -785,12 +784,6 @@ public final class DB {
    return getDefault().createUpdate(beanType, ormUpdate);
  }

-  /**
-   * Create a CsvReader for a given beanType.
-   */
-  public static <T> CsvReader<T> createCsvReader(Class<T> beanType) {
-    return getDefault().createCsvReader(beanType);
-  }

  /**
   * Create a named query.
@@ -9,7 +9,6 @@ import io.ebean.config.DatabaseConfig;
 import io.ebean.meta.MetaInfoManager;
 import io.ebean.plugin.Property;
 import io.ebean.plugin.SpiServer;
-import io.ebean.text.csv.CsvReader;
 import io.ebean.text.json.JsonContext;

 import javax.persistence.OptimisticLockException;
@@ -204,10 +203,6 @@ public interface Database {
   */
  <T> T createEntityBean(Class<T> type);

-  /**
-   * Create a CsvReader for a given beanType.
-   */
-  <T> CsvReader<T> createCsvReader(Class<T> beanType);

  /**
   * Create an Update query to perform a bulk update.
@@ -16,7 +16,6 @@ import static java.lang.System.Logger.Level.ERROR;
 final class DbContext {

  private static final System.Logger log = EbeanVersion.log;
-
  static {
    EbeanVersion.getVersion();
  }
@@ -24,14 +23,9 @@ final class DbContext {
  private static final DbContext INSTANCE = new DbContext();

  private final ConcurrentHashMap<String, Database> concMap = new ConcurrentHashMap<>();
-
  private final HashMap<String, Database> syncMap = new HashMap<>();
-
  private final ReentrantLock lock = new ReentrantLock();

-  /**
-   * The 'default' Database.
-   */
  private Database defaultDatabase;

  private DbContext() {
@@ -70,9 +64,9 @@ final class DbContext {
   */
  Database getDefault() {
    if (defaultDatabase == null) {
-      String msg = "The default Database has not been defined?";
-      msg += " This is normally set via the ebean.datasource.default property.";
-      msg += " Otherwise it should be registered programmatically via registerServer()";
+      String msg = "The default Database has not been defined?"
+        + " This is normally set via the ebean.datasource.default property."
+        + " Otherwise it should be registered programmatically via registerServer()";
      throw new PersistenceException(msg);
    }
    return defaultDatabase;
@@ -76,9 +76,9 @@ final class DbPrimary {
    defaultServerName = System.getProperty("db", defaultServerName);
    defaultServerName = System.getProperty("ebean_db", defaultServerName);
    if (isEmpty(defaultServerName)) {
-      defaultServerName = Config.get("datasource.default", null);
+      defaultServerName = Config.getOptional("datasource.default").orElse(null);
      if (isEmpty(defaultServerName)) {
-        defaultServerName = Config.get("ebean.default.datasource", null);
+        defaultServerName = Config.getOptional("ebean.default.datasource").orElse(null);
      }
    }
    if (defaultServerName == null) {
@@ -129,6 +129,11 @@ public interface DtoQuery<T> extends CancelableQuery {
   */
  DtoQuery<T> setParameter(String name, Object value);

+  /**
+   * Bind the named parameter to SQL NULL.
+   */
+  DtoQuery<T> setNullParameter(String name, int jdbcType);
+
  /**
   * Bind the named multi-value array parameter which we would use with Postgres ANY.
   * <p>
@@ -141,6 +146,11 @@ public interface DtoQuery<T> extends CancelableQuery {
   */
  DtoQuery<T> setParameter(int position, Object value);

+  /**
+   * Set a positioned parameter to SQL NULL.
+   */
+  DtoQuery<T> setNullParameter(int position, int jdbcType);
+
  /**
   * Set the index of the first row of the results to return.
   */
@@ -2,6 +2,28 @@ package io.ebean;

 /**
 * Thrown when a duplicate is attempted on a unique constraint.
+ * <p>
+ * In terms of catching this exception with the view of continuing processing
+ * using the same transaction look to use {@link Transaction#rollbackAndContinue()}.
+ *
+ * <pre>{@code
+ *
+ *   try (Transaction txn = database.beginTransaction()) {
+ *
+ *     try {
+ *       ...
+ *       database.save(bean);
+ *       database.flush();
+ *     } catch (DuplicateKeyException e) {
+ *       // carry on processing using the transaction
+ *       txn.rollbackAndContinue();
+ *       ...
+ *     }
+ *
+ *     txn.commit();
+ *   }
+ *
+ * }</pre>
 */
 public class DuplicateKeyException extends DataIntegrityException {
  private static final long serialVersionUID = -4771932723285724817L;
@@ -30,6 +30,13 @@ public final class Expr {
  private Expr() {
  }

+  /**
+   * Return the underlying expression factory.
+   */
+  public static ExpressionFactory factory() {
+    return DB.expressionFactory();
+  }
+
  /**
   * Equal To - property equal to the given value.
   */
@@ -117,6 +117,11 @@ public interface ExpressionFactory {
   */
  Expression arrayIsNotEmpty(String propertyName);

+  /**
+   * Equal To the result of a sub-query.
+   */
+  Expression eq(String propertyName, Query<?> subQuery);
+
  /**
   * Equal To - property equal to the given value.
   */
@@ -127,6 +132,11 @@ public interface ExpressionFactory {
   */
  Expression eqOrNull(String propertyName, Object value);

+  /**
+   * Not Equal To the result of a sub-query.
+   */
+  Expression ne(String propertyName, Query<?> subQuery);
+
  /**
   * Not Equal To - property not equal to the given value.
   */
@@ -181,6 +191,23 @@ public interface ExpressionFactory {
   */
  Expression inRangeWith(String lowProperty, String highProperty, Object value);

+  /**
+   * A Property is in Range between 2 properties.
+   *
+   * <pre>{@code
+   *
+   *    .orderDate.inRangeWith(QOrder.Alias.product.startDate, QOrder.Alias.product.endDate)
+   *
+   *    // which equates to
+   *    product.startDate <= orderDate and (orderDate < product.endDate or product.endDate is null)
+   *
+   * }</pre>
+   *
+   * <p>
+   * This is a convenience expression combining a number of simple expressions.
+   */
+  Expression inRangeWithProperties(String propertyName, String lowProperty, String highProperty);
+
  /**
   * Between - property between the two given values.
   */
@@ -207,11 +234,21 @@ public interface ExpressionFactory {
   */
  Expression geOrNull(String propertyName, Object value);

+  /**
+   * Greater Than the result of a sub-query.
+   */
+  Expression gt(String propertyName, Query<?> subQuery);
+
  /**
   * Greater Than - property greater than the given value.
   */
  Expression gt(String propertyName, Object value);

+  /**
+   * Greater Than or Equal to the result of a sub-query.
+   */
+  Expression ge(String propertyName, Query<?> subQuery);
+
  /**
   * Greater Than or Equal to - property greater than or equal to the given
   * value.
@@ -234,11 +271,21 @@ public interface ExpressionFactory {
   */
  Expression leOrNull(String propertyName, Object value);

+  /**
+   * Less Than the result of a sub-query.
+   */
+  Expression lt(String propertyName, Query<?> subQuery);
+
  /**
   * Less Than - property less than the given value.
   */
  Expression lt(String propertyName, Object value);

+  /**
+   * Less Than or Equal to the result of a sub-query.
+   */
+  Expression le(String propertyName, Query<?> subQuery);
+
  /**
   * Less Than or Equal to - property less than or equal to the given value.
   */
@@ -830,6 +830,11 @@ public interface ExpressionList<T> {
   */
  ExpressionList<T> addAll(ExpressionList<T> exprList);

+  /**
+   * Equal To the result of a sub-query.
+   */
+  ExpressionList<T> eq(String propertyName, Query<?> subQuery);
+
  /**
   * Equal To - property is equal to a given value.
   */
@@ -854,6 +859,11 @@ public interface ExpressionList<T> {
   */
  ExpressionList<T> eqOrNull(String propertyName, Object value);

+  /**
+   * Not Equal To the result of a sub-query.
+   */
+  ExpressionList<T> ne(String propertyName, Query<?> subQuery);
+
  /**
   * Not Equal To - property not equal to the given value.
   */
@@ -890,6 +900,23 @@ public interface ExpressionList<T> {
   */
  ExpressionList<T> inRangeWith(String lowProperty, String highProperty, Object value);

+  /**
+   * A Property is in Range between 2 properties.
+   *
+   * <pre>{@code
+   *
+   *    .orderDate.inRangeWith(QOrder.Alias.product.startDate, QOrder.Alias.product.endDate)
+   *
+   *    // which equates to
+   *    product.startDate <= orderDate and (orderDate < product.endDate or product.endDate is null)
+   *
+   * }</pre>
+   *
+   * <p>
+   * This is a convenience expression combining a number of simple expressions.
+   */
+  ExpressionList<T> inRangeWithProperties(String propertyName, String lowProperty, String highProperty);
+
  /**
   * In Range - {@code property >= value1 and property < value2}.
   * <p>
@@ -908,6 +935,11 @@ public interface ExpressionList<T> {
   */
  ExpressionList<T> betweenProperties(String lowProperty, String highProperty, Object value);

+  /**
+   * Greater Than the result of a sub-query.
+   */
+  ExpressionList<T> gt(String propertyName, Query<?> subQuery);
+
  /**
   * Greater Than - property greater than the given value.
   */
@@ -919,9 +951,17 @@ public interface ExpressionList<T> {
  ExpressionList<T> gtOrNull(String propertyName, Object value);

  /**
-   * Greater Than or Equal to OR Null - ({@code >= or null }).
+   * Is GREATER THAN if value is non-null and otherwise no expression is added to the query.
+   * <p>
+   * This is effectively a helper method that allows a query to be built in fluid style where some predicates are
+   * effectively optional. We can use <code>gtIfPresent()</code> rather than having a separate if block.
   */
-  ExpressionList<T> geOrNull(String propertyName, Object value);
+  ExpressionList<T> gtIfPresent(String propertyName, @Nullable Object value);
+
+  /**
+   * Greater Than or Equal to the result of a sub-query.
+   */
+  ExpressionList<T> ge(String propertyName, Query<?> subQuery);

  /**
   * Greater Than or Equal to - property greater than or equal to the given
@@ -929,6 +969,25 @@ public interface ExpressionList<T> {
   */
  ExpressionList<T> ge(String propertyName, Object value);

+  /**
+   * Greater Than or Equal to OR Null - ({@code >= or null }).
+   */
+  ExpressionList<T> geOrNull(String propertyName, Object value);
+
+
+  /**
+   * Is GREATER THAN OR EQUAL TO if value is non-null and otherwise no expression is added to the query.
+   * <p>
+   * This is effectively a helper method that allows a query to be built in fluid style where some predicates are
+   * effectively optional. We can use <code>geIfPresent()</code> rather than having a separate if block.
+   */
+  ExpressionList<T> geIfPresent(String propertyName, @Nullable Object value);
+
+  /**
+   * Less Than the result of a sub-query.
+   */
+  ExpressionList<T> lt(String propertyName, Query<?> subQuery);
+
  /**
   * Less Than - property less than the given value.
   */
@@ -940,15 +999,36 @@ public interface ExpressionList<T> {
  ExpressionList<T> ltOrNull(String propertyName, Object value);

  /**
-   * Less Than or Equal to OR Null - ({@code <= or null }).
+   * Is LESS THAN if value is non-null and otherwise no expression is added to the query.
+   * <p>
+   * This is effectively a helper method that allows a query to be built in fluid style where some predicates are
+   * effectively optional. We can use <code>ltIfPresent()</code> rather than having a separate if block.
   */
-  ExpressionList<T> leOrNull(String propertyName, Object value);
+  ExpressionList<T> ltIfPresent(String propertyName, @Nullable Object value);
+
+  /**
+   * Less Than or Equal to the result of a sub-query.
+   */
+  ExpressionList<T> le(String propertyName, Query<?> subQuery);

  /**
   * Less Than or Equal to - property less than or equal to the given value.
   */
  ExpressionList<T> le(String propertyName, Object value);

+  /**
+   * Less Than or Equal to OR Null - ({@code <= or null }).
+   */
+  ExpressionList<T> leOrNull(String propertyName, Object value);
+
+  /**
+   * Is LESS THAN OR EQUAL TO if value is non-null and otherwise no expression is added to the query.
+   * <p>
+   * This is effectively a helper method that allows a query to be built in fluid style where some predicates are
+   * effectively optional. We can use <code>leIfPresent()</code> rather than having a separate if block.
+   */
+  ExpressionList<T> leIfPresent(String propertyName, @Nullable Object value);
+
  /**
   * Is Null - property is null.
   */
@@ -1683,4 +1763,8 @@ public interface ExpressionList<T> {
   */
  ExpressionList<T> endNot();

+  /**
+   * Clears the current expression list.
+   */
+  ExpressionList<T> clear();
 }
@@ -231,18 +231,6 @@ public class OrderBy<T> implements Serializable {
    return this;
  }

-  /**
-   * Return true if this order by can be used in select clause.
-   */
-  public boolean supportsSelect() {
-    for (Property property : list) {
-      if (!property.supportsSelect()) {
-        return false;
-      }
-    }
-    return true;
-  }
-
  /**
   * A property and its ascending descending order.
   */
@@ -403,12 +391,6 @@ public class OrderBy<T> implements Serializable {
      this.ascending = ascending;
    }

-    /**
-     * Support use in select clause if no collation or nulls ordering.
-     */
-    boolean supportsSelect() {
-      return nulls == null;
-    }
  }

  private void parse(String orderByClause) {
@@ -17,15 +17,32 @@ public interface ProfileLocation {
  }

  /**
-   * Create and return a new ProfileLocation with a given lineNumber and label.
+   * Create and return a new ProfileLocation with line number.
   */
-  static ProfileLocation create(int lineNumber, String label) {
-    return XServiceProvider.profileLocationFactory().create(lineNumber, label);
+  static ProfileLocation createWithLine() {
+    return XServiceProvider.profileLocationFactory().createWithLine();
  }

  /**
+   * Create and return a new ProfileLocation with a given lineNumber and label.
+   */
+  static ProfileLocation create(String label) {
+    return XServiceProvider.profileLocationFactory().create(label);
+  }
+
+  /**
+   * Deprecated in favor of {@link #create(String)}.
+   */
+  @Deprecated
+  static ProfileLocation create(int lineNumber, String label) {
+    return create(label);
+  }
+
+  /**
+   * Deprecated for removal - not used.
   * Create and return a new ProfileLocation with a given location.
   */
+  @Deprecated
  static ProfileLocation createAt(String location) {
    return XServiceProvider.profileLocationFactory().createAt(location);
  }
@@ -1768,4 +1768,31 @@ public interface Query<T> extends CancelableQuery {
   */
  Query<T> orderById(boolean orderById);

+  /**
+   * Type safe query bean properties and expressions (marker interface).
+   * <p>
+   * Implemented by query bean properties and expressions based on those properties.
+   * <p>
+   * The base type determines which {@link StdOperators} can be used on the property.
+   *
+   * @param <T> The property type.
+   */
+  interface Property<T> {
+
+    /**
+     * Return a property given the expression.
+     */
+    static <T> Property<T> of(String expression) {
+      return new SimpleProperty<>(expression);
+    }
+
+    /**
+     * Return the property in string expression form.
+     * <p>
+     * This is a path to a database column (like "name" or "billingAddress.city") or a function
+     * wrapping a path (like <em>lower(name)</em>, <em>concat(name, '-', billingAddress.city)</em>
+     */
+    @Override
+    String toString();
+  }
 }
@@ -0,0 +1,15 @@
+package io.ebean;
+
+final class SimpleProperty<T> implements Query.Property<T> {
+
+  private final String expression;
+
+  SimpleProperty(String expression) {
+    this.expression = expression;
+  }
+
+  @Override
+  public String toString() {
+    return expression;
+  }
+}
@@ -0,0 +1,332 @@
+package io.ebean;
+
+import io.ebean.Query.Property;
+
+import java.util.Collection;
+
+/**
+ * Standard Operators for use with strongly typed query construction.
+ * <p>
+ * This is currently deemed to be experimental and subject to change.
+ */
+@Deprecated(since = "experimental")
+public final class StdOperators {
+
+  // ---- Functions ---- //
+
+  /**
+   * Sum of the given property.
+   */
+  public static Property<Number> sum(Property<? extends Number> property) {
+    return Property.of("sum(" + property + ")");
+  }
+
+  /**
+   * Count of the given property.
+   */
+  public static Property<Number> count(Property<?> property) {
+    return Property.of("count(" + property + ")");
+  }
+
+  /**
+   * Average of the given property.
+   */
+  public static <T> Property<T> avg(Property<T> property) {
+    return Property.of("avg(" + property + ")");
+  }
+
+  /**
+   * Max of the given property.
+   */
+  public static <T> Property<T> max(Property<T> property) {
+    return Property.of("max(" + property + ")");
+  }
+
+  /**
+   * Min of the given property.
+   */
+  public static <T> Property<T> min(Property<T> property) {
+    return Property.of("min(" + property + ")");
+  }
+
+  /**
+   * Coalesce of the property and value.
+   */
+  public static <T> Property<T> coalesce(Property<T> property, Object value) {
+    return Property.of("coalesce(" + property.toString() + "," + sqlValue(value) + ")");
+  }
+
+  /**
+   * Lower of the given property.
+   */
+  public static Property<String> lower(Property<String> property) {
+    return Property.of("lower(" + property + ")");
+  }
+
+  /**
+   * Upper of the given property.
+   */
+  public static Property<String> upper(Property<String> property) {
+    return Property.of("upper(" + property + ")");
+  }
+
+  /**
+   * Concat of the given property and values or other properties.
+   */
+  public static Property<String> concat(Property<?> property, Object... values) {
+    StringBuilder expression = new StringBuilder(50);
+    expression.append("concat(").append(property.toString());
+    for (Object value : values) {
+      expression.append(",").append(sqlConcatString(value));
+    }
+    expression.append(")");
+    return Property.of(expression.toString());
+  }
+
+  private static String sqlConcatString(Object value) {
+    if (value instanceof Property) {
+      return value.toString();
+    } else {
+      return sqlQuote(value);
+    }
+  }
+
+  /**
+   * Allows numbers to be unquoted.
+   */
+  private static String sqlValue(Object value) {
+    if (value instanceof Property || value instanceof Number) {
+      return value.toString();
+    } else {
+      return sqlQuote(value);
+    }
+  }
+
+  /**
+   * SQL quoted escaping single quotes.
+   */
+  private static String sqlQuote(Object value) {
+    return "'" + String.valueOf(value).replace("'", "''") + "'";
+  }
+
+  // ---- Operators ---- //
+
+  /**
+   * Equal to - for a property and value.
+   */
+  public static <T> Expression eq(Property<T> property, T value) {
+    return Expr.eq(property.toString(), value);
+  }
+
+  /**
+   * Equal to - for a property and sub-query.
+   */
+  public static <T> Expression eq(Property<T> property, Query<?> subQuery) {
+    return Expr.in(property.toString(), subQuery);
+  }
+
+  /**
+   * Equal to or null - for a property and value.
+   */
+  public static <T> Expression eqOrNull(Property<T> property, T value) {
+    return Expr.factory().eqOrNull(property.toString(), value);
+  }
+
+  /**
+   * Not equal to - for a property and value.
+   */
+  public static <T> Expression ne(Property<T> property, T value) {
+    return Expr.ne(property.toString(), value);
+  }
+
+  /**
+   * Not equal to - for a property and sub-query.
+   */
+  public static <T> Expression ne(Property<T> property, Query<?> subQuery) {
+    return Expr.ne(property.toString(), subQuery);
+  }
+
+  /**
+   * Greater than - for a property and value.
+   */
+  public static <T> Expression gt(Property<T> property, T value) {
+    return Expr.gt(property.toString(), value);
+  }
+
+  /**
+   * Greater than - for a property and sub-query.
+   */
+  public static <T> Expression gt(Property<T> property, Query<?> subQuery) {
+    return Expr.gt(property.toString(), subQuery);
+  }
+
+  /**
+   * Greater than or null - for a property and value.
+   */
+  public static <T> Expression gtOrNull(Property<T> property, T value) {
+    return Expr.factory().gtOrNull(property.toString(), value);
+  }
+
+  /**
+   * Greater than or equal to - for a property and value.
+   */
+  public static <T> Expression ge(Property<T> property, T value) {
+    return Expr.ge(property.toString(), value);
+  }
+
+  /**
+   * Greater than or equal to - for a property and sub-query.
+   */
+  public static <T> Expression ge(Property<T> property, Query<?> subQuery) {
+    return Expr.ge(property.toString(), subQuery);
+  }
+
+  /**
+   * Greater than or null - for a property and value.
+   */
+  public static <T> Expression geOrNull(Property<T> property, T value) {
+    return Expr.factory().geOrNull(property.toString(), value);
+  }
+
+  /**
+   * Less than - for a property and value.
+   */
+  public static <T> Expression lt(Property<T> property, T value) {
+    return Expr.lt(property.toString(), value);
+  }
+
+  /**
+   * Less than - for a property and sub-query.
+   */
+  public static <T> Expression lt(Property<T> property, Query<?> subQuery) {
+    return Expr.lt(property.toString(), subQuery);
+  }
+
+  /**
+   * Less than or null - for a property and value.
+   */
+  public static <T> Expression ltOrNull(Property<T> property, T value) {
+    return Expr.factory().ltOrNull(property.toString(), value);
+  }
+
+  /**
+   * Greater than or equal to - for a property and value.
+   */
+  public static <T> Expression le(Property<T> property, T value) {
+    return Expr.le(property.toString(), value);
+  }
+
+  /**
+   * Greater than or equal to - for a property and sub-query.
+   */
+  public static <T> Expression le(Property<T> property, Query<?> subQuery) {
+    return Expr.le(property.toString(), subQuery);
+  }
+
+  /**
+   * Greater than or equal to or null - for a property and value.
+   */
+  public static <T> Expression leOrNull(Property<T> property, T value) {
+    return Expr.factory().leOrNull(property.toString(), value);
+  }
+
+  /**
+   * In range - for a property and values.
+   */
+  public static <T> Expression inRange(Property<T> property, T lowValue, T highValue) {
+    return Expr.factory().inRange(property.toString(), lowValue, highValue);
+  }
+
+  /**
+   * In range - for properties and a value.
+   */
+  public static <T> Expression inRange(Property<T> lowProperty, Property<T> highProperty, T value) {
+    return Expr.factory().inRangeWith(lowProperty.toString(), highProperty.toString(), value);
+  }
+
+  /**
+   * In range - for properties.
+   */
+  public static <T> Expression inRange(Property<T> lowProperty, Property<T> property, Property<T> highProperty) {
+    return Expr.factory().inRangeWithProperties(lowProperty.toString(), property.toString(), highProperty.toString());
+  }
+
+  /**
+   * In - for a given property and collection of values.
+   */
+  public static <T> Expression in(Property<T> property, Collection<T> value) {
+    return Expr.in(property.toString(), value);
+  }
+
+  /**
+   * In - for a given property and sub-query.
+   */
+  public static <T> Expression in(Property<T> property, Query<?> subQuery) {
+    return Expr.in(property.toString(), subQuery);
+  }
+
+  /**
+   * In or empty - for a given property and collection of values.
+   */
+  public static <T> Expression inOrEmpty(Property<T> property, Collection<T> value) {
+    return Expr.inOrEmpty(property.toString(), value);
+  }
+
+  /**
+   * Not In - for a given property and collection of values.
+   */
+  public static <T> Expression notIn(Property<T> property, Collection<T> value) {
+    return Expr.factory().notIn(property.toString(), value);
+  }
+
+  /**
+   * Not In - for a given property and sub-query.
+   */
+  public static <T> Expression notIn(Property<T> property, Query<?> subQuery) {
+    return Expr.factory().notIn(property.toString(), subQuery);
+  }
+
+  // ---- String operators ---- //
+
+  /**
+   * Like - for a given property and value.
+   */
+  public static Expression like(Property<String> property, String value) {
+    return Expr.like(property.toString(), value);
+  }
+
+  /**
+   * Case-insensitive Like - for a given property and value.
+   */
+  public static Expression ilike(Property<String> property, String value) {
+    return Expr.ilike(property.toString(), value);
+  }
+
+  /**
+   * Starts with - for a given property and value.
+   */
+  public static Expression startsWith(Property<String> property, String value) {
+    return Expr.startsWith(property.toString(), value);
+  }
+
+  /**
+   * Case-insensitive starts with - for a given property and value.
+   */
+  public static Expression istartsWith(Property<String> property, String value) {
+    return Expr.istartsWith(property.toString(), value);
+  }
+
+  /**
+   * Contains - for a given property and value.
+   */
+  public static Expression contains(Property<String> property, String value) {
+    return Expr.contains(property.toString(), value);
+  }
+
+  /**
+   * Case-insensitive contains - for a given property and value.
+   */
+  public static Expression icontains(Property<String> property, String value) {
+    return Expr.icontains(property.toString(), value);
+  }
+}
@@ -144,6 +144,35 @@ public interface Transaction extends AutoCloseable {
   */
  void rollback(Throwable e) throws PersistenceException;

+  /**
+   * Performs a rollback on the underlying JDBC connection with the intention of
+   * continuing to use this same transaction and performing a commit or rollback
+   * later to complete the transaction.
+   * <p>
+   * Typically used when catching {@link DuplicateKeyException} where we wish to
+   * rollback work done at that point but carry on processing using the transaction.
+   *
+   * <pre>{@code
+   *
+   *   try (Transaction txn = database.beginTransaction()) {
+   *
+   *     try {
+   *       ...
+   *       database.save(bean);
+   *       database.flush();
+   *     } catch (DuplicateKeyException e) {
+   *       // carry on processing using the transaction
+   *       txn.rollbackAndContinue();
+   *       ...
+   *     }
+   *
+   *     txn.commit();
+   *   }
+   *
+   * }</pre>
+   */
+  void rollbackAndContinue();
+
  /**
   * Set when we want nested transactions to use Savepoint's.
   * <p>
@@ -14,7 +14,7 @@ package io.ebean;
 *
 *  int rows = DB.update(Customer.class)
 *      .set("status", Customer.Status.ACTIVE)
- *      .set("updtime", new Timestamp(System.currentTimeMillis()))
+ *      .set("whenUpdated", Instant.now())
 *      .where()
 *      .gt("id", 1000)
 *      .update();
@@ -25,6 +25,20 @@ package io.ebean;
 *   update o_customer set status=?, updtime=? where id > ?
 *
 * }</pre>
+ *
+ * <h4>Example: Using query bean</h4>
+ * <pre>{@code
+ *
+ *   var cust = QCustomer.alias();
+ *
+ *   int rows = new QCustomer()
+ *       .id.gt(1000)
+ *       .asUpdate()
+ *       .set(cust.status, Customer.Status.COMPLETE)
+ *       .set(cust.whenUpdated, Instant.now())
+ *       .update();
+ *
+ * }</pre>
 * <p>
 * Note that if the where() clause contains a join then the SQL update changes to use a
 * <code> WHERE ID IN () </code> form.
@@ -40,7 +54,7 @@ package io.ebean;
 *
 *   int rows = DB.update(Customer.class)
 *       .set("status", Customer.Status.ACTIVE)
- *       .set("updtime", new Timestamp(System.currentTimeMillis()))
+ *       .set("whenUpdated", Instant.now())
 *       .where()
 *         .eq("status", Customer.Status.NEW)
 *         .eq("billingAddress.country", nz)
@@ -73,7 +87,7 @@ public interface UpdateQuery<T> {
   *
   *   int rows = DB.update(Customer.class)
   *      .set("status", Customer.Status.ACTIVE)
-   *      .set("updtime", new Timestamp(System.currentTimeMillis()))
+   *      .set("whenUpdated", Instant.now())
   *      .where()
   *      .gt("id", 1000)
   *      .update();
@@ -85,6 +99,27 @@ public interface UpdateQuery<T> {
   */
  UpdateQuery<T> set(String property, Object value);

+  /**
+   * Set the value of a property.
+   * <p>
+   * <pre>{@code
+   *
+   *   var cust = QCustomer.alias();
+   *
+   *   int rows = new QCustomer()
+   *       .id.gt(1000)
+   *       .asUpdate()
+   *       .set(cust.status, Customer.Status.COMPLETE)
+   *       .set(cust.whenUpdated, Instant.now())
+   *       .update();
+   *
+   * }</pre>
+   *
+   * @param property The bean property to be set
+   * @param value    The value to set the property to
+   */
+  <P> UpdateQuery<T> set(Query.Property<P> property, P value);
+
  /**
   * Set the property to be null.
   * <p>
@@ -102,6 +137,13 @@ public interface UpdateQuery<T> {
   */
  UpdateQuery<T> setNull(String property);

+  /**
+   * Set the property to be null.
+   *
+   * @param property The bean property to be set
+   */
+  UpdateQuery<T> setNull(Query.Property<?> property);
+
  /**
   * Set using a property expression that does not need any bind values.
   * <p>
@@ -2,6 +2,7 @@ package io.ebean.bean;

 import java.io.Serializable;
 import java.util.Arrays;
+import java.util.List;

 import static io.ebean.util.EncodeB64.enc;

@@ -27,19 +28,26 @@ public final class CallStack implements Serializable, CallOrigin {

  private final String zeroHash;
  private final String pathHash;
-  private final StackTraceElement[] callStack;
+  private final Object[] callStack;
  private final int hc;

-  public CallStack(StackTraceElement[] callStack, int zeroHash, int pathHash) {
+  public CallStack(Object[] callStack, int zeroHash, int pathHash) {
    this.callStack = callStack;
+    this.hc = computeHashCode();
    this.zeroHash = enc(zeroHash);
    this.pathHash = enc(pathHash);
+  }
+
+  public CallStack(List<StackWalker.StackFrame> frames) {
+    this.callStack = frames.toArray(new Object[0]);
    this.hc = computeHashCode();
+    this.zeroHash = enc(callStack[0].hashCode());
+    this.pathHash = enc(hc);
  }

  private int computeHashCode() {
    int hc = 0;
-    for (StackTraceElement element : callStack) {
+    for (Object element : callStack) {
      hc = 92821 * hc + element.hashCode();
    }
    return hc;
@@ -725,7 +725,7 @@ public final class InterceptReadWrite implements EntityBeanIntercept {
      loader.loadBean(this);
      if (lazyLoadFailure) {
        // failed when lazy loading this bean
-        throw new EntityNotFoundException("Lazy loading failed on type:" + owner.getClass().getName() + " id:" + ownerId + " - Bean has been deleted.");
+        throw new EntityNotFoundException("Lazy loading failed on type:" + owner.getClass().getName() + " id:" + ownerId + " - Bean has been deleted. BeanLoader: " + beanLoader);
      }
      // bean should be loaded and intercepting now. setLoaded() has
      // been called by the lazy loading mechanism
@@ -6,7 +6,6 @@ import java.util.Set;
 * Notification event that dependent tables have been modified.
 * <p>
 * This is sent to other interested servers (in the cluster).
- * </p>
 */
 public class ServerCacheNotification {

@@ -6,7 +6,6 @@ import io.ebean.config.DatabaseConfig;
 * Plugin that provides a ServerCacheNotify implementation.
 * <p>
 * Is supplied this will be used to send the ServerCacheNotification event to other cluster members.
- * </p>
 */
 public interface ServerCacheNotifyPlugin {

@@ -29,6 +29,11 @@ public class ServerCacheStatistics {

  protected long evictCount;

+  protected long gcCount;
+  protected long idleCount;
+  protected long ttlCount;
+  protected long lruCount;
+
  @Override
  public String toString() {
    //noinspection StringBufferReplaceableByString
@@ -43,6 +48,10 @@ public class ServerCacheStatistics {
    sb.append(" remove:").append(removeCount);
    sb.append(" clear:").append(clearCount);
    sb.append(" evict:").append(evictCount);
+    sb.append(" gc:").append(gcCount);
+    sb.append(" idle:").append(idleCount);
+    sb.append(" ttl:").append(ttlCount);
+    sb.append(" lru:").append(lruCount);
    return sb.toString();
  }

@@ -191,4 +200,37 @@ public class ServerCacheStatistics {
    return evictCount;
  }

+  /**
+   * Set the count of entries removed by the garbage collection.
+   */
+  public void setGcCount(long gcCount) {
+    this.gcCount = gcCount;
+  }
+
+  /**
+   * Return the count of entries removed by the garbage collection.
+   */
+  public long getGcCount() {
+    return gcCount;
+  }
+
+  public void setIdleCount(long idleCount) {
+    this.idleCount = idleCount;
+  }
+
+  public long getIdleCount() {
+    return idleCount;
+  }
+
+  public void setTtlCount(long ttlCount) {
+    this.ttlCount = ttlCount;
+  }
+
+  public long getTtlCount() {
+    return ttlCount;
+  }
+
+  public void setLruCount(long lruCount) {
+    this.lruCount = lruCount;
+  }
 }
@@ -237,7 +237,7 @@ public abstract class AbstractNamingConvention implements NamingConvention {
    }
    buffer.append(rhsTableName);

-    int maxTableNameLength = databasePlatform.getMaxTableNameLength();
+    int maxTableNameLength = databasePlatform.maxTableNameLength();

    // maxConstraintNameLength is used as the max table name length.
    if (buffer.length() > maxTableNameLength) {
@@ -6,6 +6,10 @@ import java.util.concurrent.Callable;
 * BackgroundExecutorWrapper that can be used to wrap tasks that are sent to background (i.e. another thread).
 * It should copy all necessary thread-local variables. See {@link MdcBackgroundExecutorWrapper} for implementation details.
 *
+ * Note: only tasks that are executed immediately (submit, execute) are wrapped. Periodic or scheduled tasks are not wrapped,
+ * as these may keep copied variables in memory either forever or until the scheduled task is finished.
+ * The caller is responsible to handle these cases.
+ *
 * @author Roland Praml, FOCONIS AG
 */
 public interface BackgroundExecutorWrapper {
@@ -32,13 +32,11 @@ import java.util.function.Function;
 * <p>
 * Used to programmatically construct an Database and optionally register it
 * with the DB singleton.
- * </p>
 * <p>
 * If you just use DB thout this programmatic configuration Ebean will read
 * the application.properties file and take the configuration from there. This usually
 * includes searching the class path and automatically registering any entity
 * classes and listeners etc.
- * </p>
 * <pre>{@code
 *
 * DatabaseConfig config = new DatabaseConfig();
@@ -58,7 +56,6 @@ import java.util.function.Function;
 * <p>
 * Note that DatabaseConfigProvider provides a standard Java ServiceLoader mechanism that can
 * be used to apply configuration to the DatabaseConfig.
- * </p>
 *
 * @author emcgreal
 * @author rbygrave
@@ -615,7 +612,7 @@ public class DatabaseConfig {
  }

  /**
-   * Put a service object into configuration such that it can be passed to a plugin.
+   * Put a service object into configuration such that it can be used by ebean or a plugin.
   * <p>
   * For example, put IgniteConfiguration in to be passed to the Ignite plugin.
   */
@@ -623,6 +620,23 @@ public class DatabaseConfig {
    serviceObject.put(key, configObject);
  }

+  /**
+   * Put a service object into configuration such that it can be used by ebean or a plugin.
+   * <p>
+   * For example, put IgniteConfiguration in to be passed to the Ignite plugin.
+   * You can also override some SPI objects that should be used for that Database. Currently, the following
+   * objects are possible.
+   * <ul>
+   *   <li>DataSourceAlertFactory (e.g. add different alert factories for different ebean instances)</li>
+   *   <li>DocStoreFactory</li>
+   *   <li>SlowQueryListener (e.g. add custom query listener for a certain ebean instance)</li>
+   *   <li>ServerCacheNotifyPlugin</li>
+   * </ul>
+   */
+  public <T> void putServiceObject(Class<T> iface, T configObject) {
+    serviceObject.put(serviceObjectKey(iface), configObject);
+  }
+
  /**
   * Return the service object given the key.
   */
@@ -631,7 +645,7 @@ public class DatabaseConfig {
  }

  /**
-   * Put a service object into configuration such that it can be passed to a plugin.
+   * Put a service object into configuration such that it can be used by ebean or a plugin.
   *
   * <pre>{@code
   *
@@ -656,7 +670,7 @@ public class DatabaseConfig {
  }

  /**
-   * Used by plugins to obtain service objects.
+   * Used by ebean or plugins to obtain service objects.
   *
   * <pre>{@code
   *
@@ -3024,7 +3038,7 @@ public class DatabaseConfig {
  public PersistBatch appliedPersistBatchOnCascade() {
    if (persistBatchOnCascade == PersistBatch.INHERIT) {
      // use the platform default (ALL except SQL Server which has NONE)
-      return databasePlatform.getPersistBatchOnCascade();
+      return databasePlatform.persistBatchOnCascade();
    }
    return persistBatchOnCascade;
  }
@@ -1,20 +1,16 @@
-package io.ebean.platform.db2;
+package io.ebean.config.dbplatform;

-import io.ebean.config.dbplatform.SqlLimitRequest;
-import io.ebean.config.dbplatform.SqlLimitResponse;
-import io.ebean.config.dbplatform.SqlLimiter;
-
-public class Db2SqlLimiter implements SqlLimiter {
+public final class AnsiSqlRowsLimiter implements SqlLimiter {

  @Override
  public SqlLimitResponse limit(SqlLimitRequest request) {
-
-    StringBuilder sb = new StringBuilder(512);
+    String dbSql = request.getDbSql();
+    StringBuilder sb = new StringBuilder(50 + dbSql.length());
    sb.append("select ");
    if (request.isDistinct()) {
      sb.append("distinct ");
    }
-    sb.append(request.getDbSql());
+    sb.append(dbSql);
    int firstRow = request.getFirstRow();
    if (firstRow > 0) {
      sb.append(" offset ").append(firstRow).append(" rows");
@@ -23,7 +19,6 @@ public class Db2SqlLimiter implements SqlLimiter {
    if (maxRows > 0) {
      sb.append(" fetch next ").append(maxRows).append(" rows only");
    }
-
    String sql = request.getDbPlatform().completeSql(sb.toString(), request.getOrmQuery());
    return new SqlLimitResponse(sql);
  }
@@ -22,23 +22,6 @@ public class DatabasePlatform {

  private static final System.Logger log = EbeanVersion.log;

-  /**
-   * Behavior used when ending a query only transaction (at read committed isolation level).
-   */
-  public enum OnQueryOnly {
-
-    /**
-     * Rollback the transaction.
-     */
-    ROLLBACK,
-
-    /**
-     * Commit the transaction
-     */
-    COMMIT
-  }
-
-
  /**
   * Set to true for MySql, no other jdbc drivers need this workaround.
   */
@@ -59,11 +42,6 @@ public class DatabasePlatform {
   */
  protected boolean supportsNativeJavaTime = true;

-  /**
-   * The behaviour used when ending a read only transaction at read committed isolation level.
-   */
-  protected OnQueryOnly onQueryOnly = OnQueryOnly.COMMIT;
-
  /**
   * The open quote used by quoted identifiers.
   */
@@ -288,7 +266,7 @@ public class DatabasePlatform {
  /**
   * Return the platform key.
   */
-  public Platform getPlatform() {
+  public Platform platform() {
    return platform;
  }

@@ -298,14 +276,14 @@ public class DatabasePlatform {
   * "generic" is returned when no specific database platform has been set or found.
   * </p>
   */
-  public String getName() {
+  public String name() {
    return platform.name().toLowerCase();
  }

  /**
   * Return true if we are using Sequence batch mode rather than STEP.
   */
-  public boolean isSequenceBatchMode() {
+  public boolean sequenceBatchMode() {
    return sequenceBatchMode;
  }

@@ -319,52 +297,52 @@ public class DatabasePlatform {
  /**
   * Return true if this database platform supports native ILIKE expression.
   */
-  public boolean isSupportsNativeIlike() {
+  public boolean supportsNativeIlike() {
    return supportsNativeIlike;
  }

  /**
   * Return true if the platform supports delete statements with table alias.
   */
-  public boolean isSupportsDeleteTableAlias() {
+  public boolean supportsDeleteTableAlias() {
    return supportsDeleteTableAlias;
  }

  /**
-   * Return true if the collation is case sensitive.
+   * Return true if the collation is case-sensitive.
   * <p>
   * This is expected to be used for testing only.
   * </p>
   */
-  public boolean isCaseSensitiveCollation() {
+  public boolean caseSensitiveCollation() {
    return caseSensitiveCollation;
  }

  /**
   * Return true if the platform supports SavepointId values.
   */
-  public boolean isSupportsSavepointId() {
+  public boolean supportsSavepointId() {
    return supportsSavepointId;
  }

  /**
   * Return true if migrations should use stored procedures.
   */
-  public boolean isUseMigrationStoredProcedures() {
+  public boolean useMigrationStoredProcedures() {
    return useMigrationStoredProcedures;
  }

  /**
   * Return true if the platform supports LIMIT with sql update.
   */
-  public boolean isInlineSqlUpdateLimit() {
+  public boolean inlineSqlUpdateLimit() {
    return inlineSqlUpdateLimit;
  }

  /**
   * Return the maximum number of bind values this database platform allows or zero for no limit.
   */
-  public int getMaxInBinding() {
+  public int maxInBinding() {
    return maxInBinding;
  }

@@ -374,14 +352,14 @@ public class DatabasePlatform {
   * This is used when deriving names of intersection tables.
   * </p>
   */
-  public int getMaxTableNameLength() {
+  public int maxTableNameLength() {
    return maxTableNameLength;
  }

  /**
   * Return the maximum constraint name allowed for the platform.
   */
-  public int getMaxConstraintNameLength() {
+  public int maxConstraintNameLength() {
    return maxConstraintNameLength;
  }

@@ -409,24 +387,10 @@ public class DatabasePlatform {
    return null;
  }

-  /**
-   * Return the behaviour to use when ending a read only transaction.
-   */
-  public OnQueryOnly getOnQueryOnly() {
-    return onQueryOnly;
-  }
-
-  /**
-   * Set the behaviour to use when ending a read only transaction.
-   */
-  public void setOnQueryOnly(OnQueryOnly onQueryOnly) {
-    this.onQueryOnly = onQueryOnly;
-  }
-
  /**
   * Return the DbEncrypt handler for this DB platform.
   */
-  public DbEncrypt getDbEncrypt() {
+  public DbEncrypt dbEncrypt() {
    return dbEncrypt;
  }

@@ -440,7 +404,7 @@ public class DatabasePlatform {
  /**
   * Return the history support for this database platform.
   */
-  public DbHistorySupport getHistorySupport() {
+  public DbHistorySupport historySupport() {
    return historySupport;
  }

@@ -454,14 +418,14 @@ public class DatabasePlatform {
  /**
   * So no except for Postgres and CockroachDB.
   */
-  public boolean isNativeArrayType() {
+  public boolean nativeArrayType() {
    return false;
  }

  /**
   * Return true if the DB supports native UUID.
   */
-  public boolean isNativeUuidType() {
+  public boolean nativeUuidType() {
    return nativeUuidType;
  }

@@ -470,21 +434,21 @@ public class DatabasePlatform {
   *
   * @return the db type map
   */
-  public DbPlatformTypeMapping getDbTypeMap() {
+  public DbPlatformTypeMapping dbTypeMap() {
    return dbTypeMap;
  }

  /**
   * Return the mapping for DB column default values.
   */
-  public DbDefaultValue getDbDefaultValue() {
+  public DbDefaultValue dbDefaultValue() {
    return dbDefaultValue;
  }

  /**
   * Return the column alias prefix.
   */
-  public String getColumnAliasPrefix() {
+  public String columnAliasPrefix() {
    return columnAliasPrefix;
  }

@@ -498,21 +462,21 @@ public class DatabasePlatform {
  /**
   * Return the close quote for quoted identifiers.
   */
-  public String getCloseQuote() {
+  public String closeQuote() {
    return closeQuote;
  }

  /**
   * Return the open quote for quoted identifiers.
   */
-  public String getOpenQuote() {
+  public String openQuote() {
    return openQuote;
  }

  /**
   * Return the JDBC type used to store booleans.
   */
-  public int getBooleanDbType() {
+  public int booleanDbType() {
    return booleanDbType;
  }

@@ -523,7 +487,7 @@ public class DatabasePlatform {
   * example.
   * </p>
   */
-  public int getBlobDbType() {
+  public int blobDbType() {
    return blobDbType;
  }

@@ -533,7 +497,7 @@ public class DatabasePlatform {
   * This is typically Types.CLOB but for Postgres is Types.VARCHAR.
   * </p>
   */
-  public int getClobDbType() {
+  public int clobDbType() {
    return clobDbType;
  }

@@ -542,7 +506,7 @@ public class DatabasePlatform {
   * expanded form of (a=? and b=?) or (a=? and b=?) or ... rather than (a,b) in
   * ((?,?),(?,?),...);
   */
-  public boolean isIdInExpandedForm() {
+  public boolean idInExpandedForm() {
    return idInExpandedForm;
  }

@@ -553,7 +517,7 @@ public class DatabasePlatform {
   * This specifically is required for MySql when processing large results.
   * </p>
   */
-  public boolean isForwardOnlyHintOnFindIterate() {
+  public boolean forwardOnlyHintOnFindIterate() {
    return forwardOnlyHintOnFindIterate;
  }

@@ -571,7 +535,7 @@ public class DatabasePlatform {
   * This specifically is required for Hana which doesn't support CONCUR_UPDATABLE
   * </p>
   */
-  public boolean isSupportsResultSetConcurrencyModeUpdatable() {
+  public boolean supportsResultSetConcurrencyModeUpdatable() {
    return supportsResultSetConcurrencyModeUpdatable;
  }

@@ -591,7 +555,7 @@ public class DatabasePlatform {
   *
   * @return the db identity
   */
-  public DbIdentity getDbIdentity() {
+  public DbIdentity dbIdentity() {
    return dbIdentity;
  }

@@ -604,14 +568,14 @@ public class DatabasePlatform {
   *
   * @return the sql limiter
   */
-  public SqlLimiter getSqlLimiter() {
+  public SqlLimiter sqlLimiter() {
    return sqlLimiter;
  }

  /**
   * Return the BasicSqlLimiter for limit/offset of SqlQuery queries.
   */
-  public BasicSqlLimiter getBasicSqlLimiter() {
+  public BasicSqlLimiter basicSqlLimiter() {
    return basicSqlLimiter;
  }

@@ -680,14 +644,14 @@ public class DatabasePlatform {
  /**
   * Set to true if select count against anonymous view requires an alias.
   */
-  public boolean isSelectCountWithAlias() {
+  public boolean selectCountWithAlias() {
    return selectCountWithAlias;
  }

  /**
   * Return true if select count with subquery needs column alias (SQL Server).
   */
-  public boolean isSelectCountWithColumnAlias() {
+  public boolean selectCountWithColumnAlias() {
    return selectCountWithColumnAlias;
  }

@@ -718,14 +682,14 @@ public class DatabasePlatform {
   * <p>
   * This may include an escape clause to disable a default escape character.
   */
-  public String getLikeClause(boolean rawLikeExpression) {
+  public String likeClause(boolean rawLikeExpression) {
    return rawLikeExpression ? likeClauseRaw : likeClauseEscaped;
  }

  /**
   * Return the platform default JDBC batch mode for persist cascade.
   */
-  public PersistBatch getPersistBatchOnCascade() {
+  public PersistBatch persistBatchOnCascade() {
    return persistBatchOnCascade;
  }

@@ -769,19 +733,6 @@ public class DatabasePlatform {
    return false;
  }

-  /**
-   * Return true if the table exists.
-   */
-  public boolean tableExists(Connection connection, String catalog, String schema, String table) throws SQLException {
-    DatabaseMetaData metaData = connection.getMetaData();
-    ResultSet tables = metaData.getTables(catalog, schema, table, null);
-    try {
-      return tables.next();
-    } finally {
-      JdbcClose.close(tables);
-    }
-  }
-
  /**
   * Escapes the like string for this DB-Platform
   */
@@ -3,42 +3,25 @@ package io.ebean.config.dbplatform;
 /**
 * Adds LIMIT OFFSET clauses to a SQL query.
 */
-public class LimitOffsetSqlLimiter implements SqlLimiter {
-
-  /**
-   * LIMIT keyword.
-   */
-  private static final String LIMIT = "limit";
-
-  /**
-   * OFFSET keyword.
-   */
-  private static final String OFFSET = "offset";
+public final class LimitOffsetSqlLimiter implements SqlLimiter {

  @Override
  public SqlLimitResponse limit(SqlLimitRequest request) {
-
    String dbSql = request.getDbSql();
-
    StringBuilder sb = new StringBuilder(50 + dbSql.length());
    sb.append("select ");
    if (request.isDistinct()) {
      sb.append("distinct ");
    }
-
    sb.append(dbSql);
-
-    int firstRow = request.getFirstRow();
    int maxRows = request.getMaxRows();
-
-    if (maxRows > 0 || firstRow > 0) {
-      sb.append(" ").append(LIMIT).append(" ").append(maxRows);
-      if (firstRow > 0) {
-        sb.append(" ").append(OFFSET).append(" ");
-        sb.append(firstRow);
-      }
+    if (maxRows > 0) {
+      sb.append(" limit ").append(maxRows);
+    }
+    int firstRow = request.getFirstRow();
+    if (firstRow > 0) {
+      sb.append(" offset ").append(firstRow);
    }
-
    String sql = request.getDbPlatform().completeSql(sb.toString(), request.getOrmQuery());
    return new SqlLimitResponse(sql);
  }
@@ -5,14 +5,6 @@ package io.ebean.config.dbplatform;
 */
 public interface SqlLimiter {

-  /**
-   * the new line character used.
-   * <p>
-   * Note that this is removed for logging sql to the transaction log.
-   * </p>
-   */
-  char NEW_LINE = '\n';
-
  /**
   * Add the SQL limiting statements around the query.
   */
@@ -122,9 +122,7 @@ public final class ShutdownManager {
        // Already run shutdown...
        return;
      }
-      if (log.isLoggable(DEBUG)) {
-        log.log(DEBUG, "Ebean shutting down");
-      }
+      log.log(DEBUG, "Ebean shutting down");
      stopping = true;
      deregisterShutdownHook();

@@ -39,18 +39,6 @@ public interface ExpressionPath {
   */
  StringParser stringParser();

-  /**
-   * For DateTime capable scalar types convert the long systemTimeMillis into
-   * an appropriate java time (Date,Timestamp,Time,Calendar, JODA type etc).
-   */
-  Object parseDateTime(long systemTimeMillis);
-
-  /**
-   * Return true if the last type is "DateTime capable" - can support
-   * {@link #parseDateTime(long)}.
-   */
-  boolean isDateTimeCapable();
-
  /**
   * Return the underlying JDBC type or 0 if this is not a scalar type.
   */
@@ -13,9 +13,16 @@ public interface SpiProfileLocationFactory {
  ProfileLocation create();

  /**
-   * Create a profile location with a line number.
+   * Create a profile location with line numbering.
   */
-  ProfileLocation create(int lineNumber, String label);
+  ProfileLocation createWithLine();
+
+  /**
+   * Create with a given label - used only with {@code @Transaction}.
+   *
+   * @param label the label for the transaction
+   */
+  ProfileLocation create(String label);

  /**
   * Create a known location.
@@ -6,6 +6,7 @@ package io.ebean.text;
 * Basic interface to support CSV, JSON and XML processing.
 * </p>
 */
+@FunctionalInterface
 public interface StringFormatter {

  /**
@@ -5,6 +5,7 @@ package io.ebean.text;
 * <p>
 * Basic interface to support CSV, JSON and XML processing.
 */
+@FunctionalInterface
 public interface StringParser {

  /**
@@ -1,171 +0,0 @@
-package io.ebean.text.csv;
-
-import io.ebean.text.StringParser;
-
-import java.io.Reader;
-import java.util.Locale;
-
-/**
- * Reads CSV data turning it into object graphs that you can be saved (inserted)
- * or processed yourself.
- * <p>
- * This first example doesn't use a {@link CsvCallback} and this means it will
- * automatically create a transaction, save the customers and commit the
- * transaction when successful.
- * </p>
- *
- * <pre>{@code
- * try {
- *   File f = new File("src/test/resources/test1.csv");
- *
- *   FileReader reader = new FileReader(f, encoding);
- *
- *   CsvReader<Customer> csvReader = DB.createCsvReader(Customer.class);
- *
- *   csvReader.setPersistBatchSize(20);
- *
- *   csvReader.addProperty("status");
- *   // ignore the next property
- *   csvReader.addIgnore();
- *   csvReader.addProperty("name");
- *   csvReader.addDateTime("anniversary", "dd-MMM-yyyy");
- *   csvReader.addProperty("billingAddress.line1");
- *   csvReader.addProperty("billingAddress.city");
- *
- *   csvReader.process(reader);
- *
- * } catch (Exception e) {
- *   throw new RuntimeException(e);
- * }
- * }</pre>
- *
- * @param <T> the entity bean type
- */
-public interface CsvReader<T> {
-
-  /**
-   * Explicitly set the default Locale.
-   */
-  void setDefaultLocale(Locale defaultLocale);
-
-  /**
-   * Set the default format to use for Time types.
-   */
-  void setDefaultTimeFormat(String defaultTimeFormat);
-
-  /**
-   * Set the default format to use for Date types.
-   */
-  void setDefaultDateFormat(String defaultDateFormat);
-
-  /**
-   * Set the default format to use for Timestamp types.
-   */
-  void setDefaultTimestampFormat(String defaultTimestampFormat);
-
-  /**
-   * Set the batch size for using JDBC statement batching.
-   * <p>
-   * By default this is set to 20 and setting this to 1 will disable the use of
-   * JDBC statement batching.
-   * </p>
-   */
-  void setPersistBatchSize(int persistBatchSize);
-
-  /**
-   * Set to true if there is a header row that should be ignored.
-   * <p>
-   * If addPropertiesFromHeader is true then all the properties are added using
-   * the default time,date and timestamp formats.
-   * <p>
-   * If you have a mix of dateTime formats you can not use this method and must
-   * add the properties yourself.
-   * </p>
-   */
-  void setHasHeader(boolean hasHeader, boolean addPropertiesFromHeader);
-
-  /**
-   * Same as setHasHeader(true,true);
-   * <p>
-   * This will use a header to define all the properties to load using the
-   * default formats for time, date and datetime types.
-   * </p>
-   */
-  void setAddPropertiesFromHeader();
-
-  /**
-   * Same as setHasHeader(true, false);
-   * <p>
-   * This indicates that there is a header but that it should be ignored.
-   * </p>
-   */
-  void setIgnoreHeader();
-
-  /**
-   * Set the frequency with which a INFO message will be logged showing the
-   * progress of the processing. You might set this to 1000 or 10000 etc.
-   * <p>
-   * If this is not set then no INFO messages will be logged.
-   * </p>
-   */
-  void setLogInfoFrequency(int logInfoFrequency);
-
-  /**
-   * Ignore the next column of data.
-   */
-  void addIgnore();
-
-  /**
-   * Define the property which will be loaded from the next column of data.
-   * <p>
-   * This takes into account the data type of the property and handles the
-   * String to object conversion automatically.
-   * </p>
-   */
-  void addProperty(String propertyName);
-
-  /**
-   * Define the next property and use a custom StringParser to convert the
-   * string content into the appropriate type for the property.
-   */
-  void addProperty(String propertyName, StringParser parser);
-
-  /**
-   * Add a property with a custom Date/Time/Timestamp format using the default
-   * Locale. This will convert the string into the appropriate java type for the
-   * given property (Date, Calendar, SQL Date, Time, Timestamp, JODA etc).
-   */
-  void addDateTime(String propertyName, String dateTimeFormat);
-
-  /**
-   * Add a property with a custom Date/Time/Timestamp format. This will convert
-   * the string into the appropriate java type for the given property (Date,
-   * Calendar, SQL Date, Time, Timestamp, JODA etc).
-   */
-  void addDateTime(String propertyName, String dateTimeFormat, Locale locale);
-
-  /**
-   * Automatically create a transaction if required to process all the CSV
-   * content from the reader.
-   * <p>
-   * This will check for a current transaction. If there is no current
-   * transaction then one is started and will commit (or rollback) at the end of
-   * processing. This will also set the persistBatchSize on the transaction.
-   * </p>
-   */
-  void process(Reader reader) throws Exception;
-
-  /**
-   * Process the CSV content passing the bean to the CsvCallback after each row.
-   * <p>
-   * This provides you with the ability to modify and process the bean.
-   * </p>
-   * <p>
-   * When using a CsvCallback the reader WILL NOT create a transaction or save
-   * the bean(s) for you. If you want to insert the processed beans you must
-   * create your own transaction and save the bean(s) yourself.
-   * </p>
-   */
-  void process(Reader reader, CsvCallback<T> callback) throws Exception;
-
-}
@@ -1,4 +0,0 @@
-/**
- * CSV processing objects.
- */
-package io.ebean.text.csv;
@@ -0,0 +1,28 @@
+package io.ebean.util;
+
+import java.util.function.Predicate;
+
+/**
+ * Provides a stack filter that excludes ebean and jdk code.
+ */
+public final class StackWalkFilter {
+
+  private static final Filter FILTER = new Filter();
+
+  /**
+   * Return a stack filter that excludes ebean and jdk code.
+   */
+  public static Predicate<StackWalker.StackFrame> filter() {
+    return FILTER;
+  }
+
+  private static class Filter implements Predicate<StackWalker.StackFrame> {
+
+    @Override
+    public boolean test(StackWalker.StackFrame stackFrame) {
+      return !stackFrame.getClassName().startsWith("io.ebean")
+        && !stackFrame.getClassName().startsWith("jdk.")
+        && !stackFrame.getMethodName().startsWith("_ebean_");
+    }
+  }
+}
@@ -40,7 +40,6 @@ module io.ebean.api {
  exports io.ebean.service;
  exports io.ebean.text;
  exports io.ebean.text.json;
-  exports io.ebean.text.csv;
  exports io.ebean.util;

 }
@@ -0,0 +1 @@
+ebean-version: 143
@@ -0,0 +1,78 @@
+package io.ebean;
+
+import org.junit.jupiter.api.Test;
+
+import java.time.LocalDate;
+
+import static io.ebean.StdOperators.*;
+import static org.assertj.core.api.Assertions.assertThat;
+
+class StdOperatorsTest {
+
+  final Query.Property<Number> amount = Query.Property.of("amount");
+  final Query.Property<String> foo = Query.Property.of("foo");
+  final Query.Property<String> bar = Query.Property.of("bar");
+
+  @Test
+  void testAvg() {
+    assertThat(avg(foo).toString()).isEqualTo("avg(foo)");
+  }
+
+  @Test
+  void testCount() {
+    assertThat(count(foo).toString()).isEqualTo("count(foo)");
+  }
+
+  @Test
+  void testMax() {
+    assertThat(max(foo).toString()).isEqualTo("max(foo)");
+  }
+
+  @Test
+  void testMin() {
+    assertThat(min(foo).toString()).isEqualTo("min(foo)");
+  }
+
+  @Test
+  void testSum() {
+    assertThat(sum(amount).toString()).isEqualTo("sum(amount)");
+  }
+
+  @Test
+  void testLower() {
+    assertThat(lower(foo).toString()).isEqualTo("lower(foo)");
+  }
+
+  @Test
+  void testUpper() {
+    assertThat(upper(foo).toString()).isEqualTo("upper(foo)");
+  }
+
+  @Test
+  void testConcat() {
+    assertThat(concat(foo, "+").toString()).isEqualTo("concat(foo,'+')");
+    assertThat(concat(foo, 42).toString()).isEqualTo("concat(foo,'42')");
+    assertThat(concat(foo, LocalDate.of(2022, 9, 1)).toString()).isEqualTo("concat(foo,'2022-09-01')");
+    assertThat(concat(foo, bar).toString()).isEqualTo("concat(foo,bar)");
+    assertThat(concat(foo, ":", 42, bar).toString()).isEqualTo("concat(foo,':','42',bar)");
+  }
+
+  @Test
+  void testCoalesce() {
+    assertThat(coalesce(foo, bar).toString()).isEqualTo("coalesce(foo,bar)");
+    assertThat(coalesce(foo, 42).toString()).isEqualTo("coalesce(foo,42)");
+    assertThat(coalesce(foo, 0).toString()).isEqualTo("coalesce(foo,0)");
+    assertThat(coalesce(foo, "apple").toString()).isEqualTo("coalesce(foo,'apple')");
+    assertThat(coalesce(foo, "banana").toString()).isEqualTo("coalesce(foo,'banana')");
+  }
+
+  @Test
+  void testCoalesceWithQuoted() {
+    assertThat(coalesce(foo, "ba'nana").toString()).isEqualTo("coalesce(foo,'ba''nana')");
+  }
+
+  @Test
+  void testConcatWithQuoted() {
+    assertThat(concat(foo, "ba'nana").toString()).isEqualTo("concat(foo,'ba''nana')");
+  }
+}
@@ -4,7 +4,7 @@
  <parent>
    <artifactId>ebean-parent</artifactId>
    <groupId>io.ebean</groupId>
-    <version>13.8.1</version>
+    <version>13.13.1</version>
  </parent>
 <!--  <parent>-->
 <!--    <groupId>org.avaje</groupId>-->
@@ -14,7 +14,7 @@

  <scm>
    <developerConnection>scm:git:git@github.com:ebean-orm/ebean.git</developerConnection>
-    <tag>ebean-parent-13.8.1</tag>
+    <tag>HEAD</tag>
  </scm>

  <name>ebean autotune</name>
@@ -26,17 +26,31 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-core</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
      <scope>provided</scope>
    </dependency>

-    <!-- needed for java 11+ -->
+    <!-- JAVAX-DEPENDENCY-START -->
    <dependency>
      <groupId>org.glassfish.jaxb</groupId>
      <artifactId>jaxb-runtime</artifactId>
      <version>2.3.6</version>
      <scope>provided</scope>
    </dependency>
+    <!-- JAVAX-DEPENDENCY-END -->
+    <!-- JAKARTA-DEPENDENCY-START ___
+    <dependency>
+      <groupId>jakarta.xml.bind</groupId>
+      <artifactId>jakarta.xml.bind-api</artifactId>
+      <version>4.0.0</version>
+    </dependency>
+    <dependency>
+      <groupId>com.sun.xml.bind</groupId>
+      <artifactId>jaxb-impl</artifactId>
+      <version>4.0.0</version>
+      <scope>runtime</scope>
+    </dependency>
+    ____ JAKARTA-DEPENDENCY-END -->

    <dependency>
      <groupId>io.ebean</groupId>
@@ -55,7 +69,7 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-platform-h2</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
      <scope>test</scope>
    </dependency>

@@ -70,7 +84,7 @@
        <extensions>true</extensions>
        <configuration>
          <tiles>
-            <tile>io.ebean.tile:enhancement:13.6.5</tile>
+            <tile>io.ebean.tile:enhancement:13.12.0</tile>
          </tiles>
        </configuration>
      </plugin>
@@ -148,7 +148,7 @@ public class BaseQueryTuner {
      case UPDATE:
      case DELETE:
      case SQ_EXISTS:
-      case SQ_IN:
+      case SQ_EX:
        return false;
      default:
        // not using autoTune when explicitly loading the l2 bean cache
@@ -4,7 +4,7 @@
  <parent>
    <artifactId>ebean-parent</artifactId>
    <groupId>io.ebean</groupId>
-    <version>13.8.1</version>
+    <version>13.13.1</version>
  </parent>

  <name>ebean bom</name>
@@ -89,88 +89,174 @@
      <dependency>
        <groupId>io.ebean</groupId>
        <artifactId>ebean</artifactId>
-        <version>13.8.1</version>
+        <version>13.13.1</version>
      </dependency>

      <dependency>
        <groupId>io.ebean</groupId>
        <artifactId>ebean-api</artifactId>
-        <version>13.8.1</version>
+        <version>13.13.1</version>
      </dependency>

      <dependency>
        <groupId>io.ebean</groupId>
        <artifactId>ebean-core</artifactId>
-        <version>13.8.1</version>
+        <version>13.13.1</version>
      </dependency>

      <dependency>
        <groupId>io.ebean</groupId>
        <artifactId>ebean-core-type</artifactId>
-        <version>13.8.1</version>
+        <version>13.13.1</version>
+      </dependency>
+
+      <dependency>
+        <groupId>io.ebean</groupId>
+        <artifactId>ebean-joda-time</artifactId>
+        <version>13.13.1</version>
+      </dependency>
+
+      <dependency>
+        <groupId>io.ebean</groupId>
+        <artifactId>ebean-jackson-jsonnode</artifactId>
+        <version>13.13.1</version>
+      </dependency>
+
+      <dependency>
+        <groupId>io.ebean</groupId>
+        <artifactId>ebean-jackson-mapper</artifactId>
+        <version>13.13.1</version>
      </dependency>

      <dependency>
        <groupId>io.ebean</groupId>
        <artifactId>ebean-ddl-generator</artifactId>
-        <version>13.8.1</version>
+        <version>13.13.1</version>
      </dependency>

      <dependency>
        <groupId>io.ebean</groupId>
        <artifactId>ebean-externalmapping-api</artifactId>
-        <version>13.8.1</version>
+        <version>13.13.1</version>
      </dependency>

      <dependency>
        <groupId>io.ebean</groupId>
        <artifactId>ebean-externalmapping-xml</artifactId>
-        <version>13.8.1</version>
+        <version>13.13.1</version>
      </dependency>

      <dependency>
        <groupId>io.ebean</groupId>
        <artifactId>ebean-autotune</artifactId>
-        <version>13.8.1</version>
+        <version>13.13.1</version>
      </dependency>

      <dependency>
        <groupId>io.ebean</groupId>
        <artifactId>ebean-querybean</artifactId>
-        <version>13.8.1</version>
+        <version>13.13.1</version>
      </dependency>

      <dependency>
        <groupId>io.ebean</groupId>
        <artifactId>querybean-generator</artifactId>
-        <version>13.8.1</version>
+        <version>13.13.1</version>
        <scope>provided</scope>
      </dependency>

      <dependency>
        <groupId>io.ebean</groupId>
        <artifactId>kotlin-querybean-generator</artifactId>
-        <version>13.8.1</version>
+        <version>13.13.1</version>
        <scope>provided</scope>
      </dependency>

      <dependency>
        <groupId>io.ebean</groupId>
        <artifactId>ebean-test</artifactId>
-        <version>13.8.1</version>
+        <version>13.13.1</version>
        <scope>test</scope>
      </dependency>

      <dependency>
        <groupId>io.ebean</groupId>
        <artifactId>ebean-postgis</artifactId>
-        <version>13.8.1</version>
+        <version>13.13.1</version>
      </dependency>

      <dependency>
        <groupId>io.ebean</groupId>
        <artifactId>ebean-redis</artifactId>
-        <version>13.8.1</version>
+        <version>13.13.1</version>
+      </dependency>
+
+      <!-- platforms -->
+
+      <dependency>
+        <groupId>io.ebean</groupId>
+        <artifactId>ebean-clickhouse</artifactId>
+        <version>13.13.1</version>
+      </dependency>
+
+      <dependency>
+        <groupId>io.ebean</groupId>
+        <artifactId>ebean-db2</artifactId>
+        <version>13.13.1</version>
+      </dependency>
+
+      <dependency>
+        <groupId>io.ebean</groupId>
+        <artifactId>ebean-h2</artifactId>
+        <version>13.13.1</version>
+      </dependency>
+
+      <dependency>
+        <groupId>io.ebean</groupId>
+        <artifactId>ebean-hana</artifactId>
+        <version>13.13.1</version>
+      </dependency>
+
+      <dependency>
+        <groupId>io.ebean</groupId>
+        <artifactId>ebean-mariadb</artifactId>
+        <version>13.13.1</version>
+      </dependency>
+
+      <dependency>
+        <groupId>io.ebean</groupId>
+        <artifactId>ebean-mysql</artifactId>
+        <version>13.13.1</version>
+      </dependency>
+
+      <dependency>
+        <groupId>io.ebean</groupId>
+        <artifactId>ebean-nuodb</artifactId>
+        <version>13.13.1</version>
+      </dependency>
+
+      <dependency>
+        <groupId>io.ebean</groupId>
+        <artifactId>ebean-oracle</artifactId>
+        <version>13.13.1</version>
+      </dependency>
+
+      <dependency>
+        <groupId>io.ebean</groupId>
+        <artifactId>ebean-postgres</artifactId>
+        <version>13.13.1</version>
+      </dependency>
+
+      <dependency>
+        <groupId>io.ebean</groupId>
+        <artifactId>ebean-sqlite</artifactId>
+        <version>13.13.1</version>
+      </dependency>
+
+      <dependency>
+        <groupId>io.ebean</groupId>
+        <artifactId>ebean-sqlserver</artifactId>
+        <version>13.13.1</version>
      </dependency>

    </dependencies>
@@ -4,7 +4,7 @@
  <parent>
    <artifactId>ebean-parent</artifactId>
    <groupId>io.ebean</groupId>
-    <version>13.8.1</version>
+    <version>13.13.1</version>
  </parent>

  <artifactId>ebean-core-type</artifactId>
@@ -16,7 +16,7 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-api</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
@@ -26,6 +26,21 @@
      <optional>true</optional>
    </dependency>

+    <!-- Provided scope for Postgres JSON/JSONB support -->
+    <dependency>
+      <groupId>org.postgresql</groupId>
+      <artifactId>postgresql</artifactId>
+      <version>42.4.3</version>
+      <optional>true</optional>
+    </dependency>
+
+    <dependency>
+      <groupId>io.avaje</groupId>
+      <artifactId>junit</artifactId>
+      <version>1.1</version>
+      <scope>test</scope>
+    </dependency>
+
  </dependencies>

 </project>
@@ -1,8 +1,5 @@
-package io.ebeaninternal.server.core;
+package io.ebean.core.type;

-import io.ebeaninternal.server.type.ScalarTypeUUIDBinary;
-
-import java.io.Serializable;
 import java.math.BigDecimal;
 import java.math.BigInteger;
 import java.sql.Timestamp;
@@ -14,14 +11,9 @@ import java.util.Calendar;
 import java.util.UUID;

 /**
- * Default implementation of TypeConverter.
- * <p>
- * Converts objects to the required type if required.
- * </p>
+ * Helper to converts objects to the basic types if required.
 */
-public final class BasicTypeConverter implements Serializable {
-
-  private static final long serialVersionUID = 7691463236204070311L;
+public final class BasicTypeConverter {

  /**
   * Type code for java.util.Calendar.
@@ -43,7 +35,6 @@ public final class BasicTypeConverter implements Serializable {
   * @param toDataType the dataType as per java.sql.Types.
   */
  public static Object convert(Object value, int toDataType) {
-
    try {
      switch (toDataType) {
        case UTIL_DATE: {
@@ -58,7 +49,8 @@ public final class BasicTypeConverter implements Serializable {
        case Types.INTEGER: {
          return toInteger(value);
        }
-        case Types.BIT: {
+        case Types.BIT:
+        case Types.BOOLEAN: {
          return toBoolean(value);
        }
        case Types.TINYINT: {
@@ -67,59 +59,42 @@ public final class BasicTypeConverter implements Serializable {
        case Types.SMALLINT: {
          return toShort(value);
        }
-        case Types.NUMERIC: {
-          return toBigDecimal(value);
-        }
+        case Types.NUMERIC:
        case Types.DECIMAL: {
          return toBigDecimal(value);
        }
        case Types.REAL: {
          return toFloat(value);
        }
-        case Types.DOUBLE: {
-          return toDouble(value);
-        }
+        case Types.DOUBLE:
        case Types.FLOAT: {
          return toDouble(value);
        }
-        case Types.BOOLEAN: {
-          return toBoolean(value);
-        }
        case Types.TIMESTAMP: {
          return toTimestamp(value);
        }
        case Types.DATE: {
          return toDate(value);
        }
-        case Types.VARCHAR: {
-          return toString(value);
-        }
+        case Types.VARCHAR:
        case Types.CHAR: {
          return toString(value);
        }
-        case Types.OTHER: {
-          return value;
-        }
-        case Types.JAVA_OBJECT: {
-          return value;
-        }
+        case Types.OTHER:
        case Types.BINARY:
        case Types.LONGVARBINARY:
-        case Types.BLOB: {
-          return value;
-        }
+        case Types.BLOB:
+        case Types.JAVA_OBJECT:
        case Types.LONGVARCHAR:
        case Types.CLOB: {
          return value;
        }
        default: {
-          String msg = "Unhandled data type [" + toDataType + "] converting [" + value + "]";
-          throw new RuntimeException(msg);
+          throw new RuntimeException("Unhandled data type - " + toDataType);
        }
      }
    } catch (ClassCastException e) {
-      String m = "ClassCastException converting to data type [" + toDataType + "] value [" + value + "]";
-      throw new RuntimeException(m);
+      throw new RuntimeException("ClassCastException converting to data type: " + toDataType + " value: " + value);
    }
  }

@@ -127,7 +102,6 @@ public final class BasicTypeConverter implements Serializable {
   * Convert the value to a String.
   */
  public static String toString(Object value) {
-
    if (value == null) {
      return null;
    }
@@ -137,7 +111,6 @@ public final class BasicTypeConverter implements Serializable {
    if (value instanceof char[]) {
      return String.valueOf((char[]) value);
    }
-
    return value.toString();
  }

@@ -145,8 +118,7 @@ public final class BasicTypeConverter implements Serializable {
  /**
   * Convert the value to a Boolean with an explicit String true value.
   */
-  public static Boolean toBoolean(Object value, String dbTrueValue) {
-
+  public static Boolean toBoolean(Object value, String trueValue) {
    if (value == null) {
      return null;
    }
@@ -156,8 +128,7 @@ public final class BasicTypeConverter implements Serializable {
    if (value instanceof Number) {
      return ((Number) value).intValue() == 1;
    }
-    String s = value.toString();
-    return s.equalsIgnoreCase(dbTrueValue);
+    return value.toString().equalsIgnoreCase(trueValue);
  }

  /**
@@ -165,14 +136,12 @@ public final class BasicTypeConverter implements Serializable {
   * "true" or "false".
   */
  public static Boolean toBoolean(Object value) {
-
    if (value == null) {
      return null;
    }
    if (value instanceof Boolean) {
      return (Boolean) value;
    }
-
    return Boolean.valueOf(value.toString());
  }

@@ -180,7 +149,6 @@ public final class BasicTypeConverter implements Serializable {
   * Convert the value to a UUID.
   */
  public static UUID toUUID(Object value, boolean optimizedBinary) {
-
    if (value == null) {
      return null;
    }
@@ -191,17 +159,15 @@ public final class BasicTypeConverter implements Serializable {
      return UUID.fromString((String) value);
    }
    if (value instanceof byte[]) {
-      return ScalarTypeUUIDBinary.convertFromBytes((byte[]) value, optimizedBinary);
+      return ScalarTypeUtils.uuidFromBytes((byte[]) value, optimizedBinary);
    }
    return UUID.fromString(value.toString());
  }

  /**
-   * convert the passed in object to a BigDecimal. It should be another
-   * numeric type.
+   * convert the passed in object to a BigDecimal. It should be another numeric type.
   */
  public static BigDecimal toBigDecimal(Object value) {
-
    if (value == null) {
      return null;
    }
@@ -212,7 +178,6 @@ public final class BasicTypeConverter implements Serializable {
  }

  public static Float toFloat(Object value) {
-
    if (value == null) {
      return null;
    }
@@ -226,7 +191,6 @@ public final class BasicTypeConverter implements Serializable {
  }

  public static Short toShort(Object value) {
-
    if (value == null) {
      return null;
    }
@@ -240,7 +204,6 @@ public final class BasicTypeConverter implements Serializable {
  }

  public static Byte toByte(Object value) {
-
    if (value == null) {
      return null;
    }
@@ -251,11 +214,9 @@ public final class BasicTypeConverter implements Serializable {
  }

  /**
-   * convert the passed in object to a Integer. It should be another numeric
-   * type.
+   * convert the passed in object to an Integer.
   */
  public static Integer toInteger(Object value) {
-
    if (value == null) {
      return null;
    }
@@ -269,10 +230,9 @@ public final class BasicTypeConverter implements Serializable {
  }

  /**
-   * Convert the object to a Long. It should be another numeric type.
+   * Convert the object to a Long.
   */
  public static Long toLong(Object value) {
-
    if (value == null) {
      return null;
    }
@@ -294,8 +254,7 @@ public final class BasicTypeConverter implements Serializable {
    return Long.valueOf(value.toString());
  }

-  public static BigInteger toMathBigInteger(Object value) {
-
+  public static BigInteger toBigInteger(Object value) {
    if (value == null) {
      return null;
    }
@@ -306,10 +265,9 @@ public final class BasicTypeConverter implements Serializable {
  }

  /**
-   * Convert the object to a Double. It should be another numberic type.
+   * Convert the object to a Double.
   */
  public static Double toDouble(Object value) {
-
    if (value == null) {
      return null;
    }
@@ -323,56 +281,42 @@ public final class BasicTypeConverter implements Serializable {
  }

  /**
-   * convert the passed in object to a Timestamp. It is expected to be a
-   * java.sql.Date really.
+   * convert the passed in object to a Timestamp.
   */
  public static Timestamp toTimestamp(Object value) {
-
    if (value == null) {
      return null;
    }
    if (value instanceof Timestamp) {
      return (Timestamp) value;
-
    } else if (value instanceof java.util.Date) {
      // no nanos here... so hopefully ok
      return new Timestamp(((java.util.Date) value).getTime());
-
    } else if (value instanceof Calendar) {
      return new Timestamp(((Calendar) value).getTime().getTime());
-
    } else if (value instanceof String) {
      return Timestamp.valueOf((String) value);
-
    } else if (value instanceof LocalDateTime) {
      return Timestamp.valueOf((LocalDateTime) value);
-
    } else if (value instanceof Number) {
      return new Timestamp(((Number) value).longValue());
-
    } else {
-      String msg = "Unable to convert [" + value.getClass().getName() + "] into a Timestamp.";
-      throw new RuntimeException(msg);
+      throw new RuntimeException("Unable to convert " + value);
    }
  }

  public static java.sql.Time toTime(Object value) {
-
    if (value == null) {
      return null;
    }
    if (value instanceof java.sql.Time) {
      return (java.sql.Time) value;
-
    } else if (value instanceof String) {
      return java.sql.Time.valueOf((String) value);
-
    } else if (value instanceof LocalTime) {
      return java.sql.Time.valueOf((LocalTime) value);
-
    } else {
-      String m = "Unable to convert [" + value.getClass().getName() + "] into a java.sql.Date.";
-      throw new RuntimeException(m);
+      throw new RuntimeException("Unable to convert " + value);
    }
  }

@@ -380,31 +324,23 @@ public final class BasicTypeConverter implements Serializable {
   * convert the passed in object to a java sql Date.
   */
  public static java.sql.Date toDate(Object value) {
-
    if (value == null) {
      return null;
    }
    if (value instanceof java.sql.Date) {
      return (java.sql.Date) value;
-
    } else if (value instanceof java.util.Date) {
      return new java.sql.Date(((java.util.Date) value).getTime());
-
    } else if (value instanceof Calendar) {
      return new java.sql.Date(((Calendar) value).getTime().getTime());
-
    } else if (value instanceof String) {
      return java.sql.Date.valueOf((String) value);
-
    } else if (value instanceof Number) {
      return new java.sql.Date(((Number) value).longValue());
-
    } else if (value instanceof LocalDate) {
-      return java.sql.Date.valueOf((LocalDate)value);
-
+      return java.sql.Date.valueOf((LocalDate) value);
    } else {
-      String m = "Unable to convert [" + value.getClass().getName() + "] into a java.sql.Date.";
-      throw new RuntimeException(m);
+      throw new RuntimeException("Unable to convert " + value);
    }
  }

@@ -412,7 +348,6 @@ public final class BasicTypeConverter implements Serializable {
   * convert the passed in object to a java sql Date.
   */
  public static java.util.Date toUtilDate(Object value) {
-
    if (value == null) {
      return null;
    }
@@ -420,26 +355,19 @@ public final class BasicTypeConverter implements Serializable {
      // loss of nanos precision
      return new java.util.Date(((java.sql.Timestamp) value).getTime());
    }
-    // DEVNOTE: strictly speaking do I need to convert a java.sql.Date to
-    // java.util.Date? equals() is symmetrical so perhaps this is not
-    // really required?
    if (value instanceof java.sql.Date) {
      return new java.util.Date(((java.sql.Date) value).getTime());
    }
    if (value instanceof java.util.Date) {
      return (java.util.Date) value;
-
    } else if (value instanceof Calendar) {
      return ((Calendar) value).getTime();
-
    } else if (value instanceof String) {
      return new java.util.Date(Timestamp.valueOf((String) value).getTime());
-
    } else if (value instanceof Number) {
      return new java.util.Date(((Number) value).longValue());
-
    } else {
-      throw new RuntimeException("Unable to convert [" + value.getClass().getName() + "] into a java.util.Date");
+      throw new RuntimeException("Unable to convert " + value);
    }
  }

@@ -447,37 +375,29 @@ public final class BasicTypeConverter implements Serializable {
   * convert the passed in object to a java sql Date.
   */
  public static Calendar toCalendar(Object value) {
-
    if (value == null) {
      return null;
    }
    if (value instanceof Calendar) {
      return (Calendar) value;
-
    } else if (value instanceof java.util.Date) {
      java.util.Date date = ((java.util.Date) value);
      return toCalendarFromDate(date);
-
    } else if (value instanceof String) {
      java.util.Date date = toUtilDate(value);
      return toCalendarFromDate(date);
-
    } else if (value instanceof Number) {
      long timeMillis = ((Number) value).longValue();
      java.util.Date date = new java.util.Date(timeMillis);
      return toCalendarFromDate(date);
-
    } else {
-      String m = "Unable to convert [" + value.getClass().getName() + "] into a java.util.Date";
-      throw new RuntimeException(m);
+      throw new RuntimeException("Unable to convert " + value);
    }
  }

  private static Calendar toCalendarFromDate(java.util.Date date) {
-
    Calendar cal = Calendar.getInstance();
    cal.setTime(date);
-
    return cal;
  }

@@ -1,5 +1,7 @@
-package io.ebeaninternal.server.type;
+package io.ebean.core.type;

+import io.ebean.annotation.Platform;
+import io.ebean.config.dbplatform.DatabasePlatform;
 import org.postgresql.util.PGobject;

 import java.sql.SQLException;
@@ -9,12 +11,12 @@ public final class PostgresHelper {
  /**
   * The Postgres JSON DB type.
   */
-  static final String JSON_TYPE = "json";
+  public static final String JSON_TYPE = "json";

  /**
   * The Postgres JSONB DB type.
   */
-  static final String JSONB_TYPE = "jsonb";
+  public static final String JSONB_TYPE = "jsonb";

  static final String INET_TYPE = "inet";

@@ -31,4 +33,13 @@ public final class PostgresHelper {
    pgo.setValue(rawJson);
    return pgo;
  }
+
+  /**
+   * Return true if the platform is Postgres or compatible like Yugabyte, Cockroach.
+   */
+  public static boolean isPostgresCompatible(DatabasePlatform databasePlatform) {
+    return databasePlatform.isPlatform(Platform.POSTGRES)
+      || databasePlatform.isPlatform(Platform.YUGABYTE)
+      || databasePlatform.isPlatform(Platform.COCKROACH);
+  }
 }
@@ -0,0 +1,24 @@
+package io.ebean.core.type;
+
+import io.ebean.annotation.MutationDetection;
+
+/**
+ * Holds the configured mapper and default mutation detection mode to be used.
+ */
+public interface ScalarJsonManager {
+
+  /**
+   * Return the default mutation detection mode.
+   */
+  MutationDetection mutationDetection();
+
+  /**
+   * Return the object mapper supplied in DatabaseConfig.
+   */
+  Object mapper();
+
+  /**
+   * Return the Postgres type given the jdbc type.
+   */
+  String postgresType(int dbType);
+}
@@ -0,0 +1,23 @@
+package io.ebean.core.type;
+
+import io.avaje.lang.Nullable;
+
+import java.lang.annotation.Annotation;
+
+/**
+ * Supports JSON bean properties that use something like Jackson ObjectMapper to convert between
+ * JSON content and the logical bean property value.
+ */
+public interface ScalarJsonMapper {
+
+  /**
+   * Return a ScalarType for the given JSON property.
+   */
+  ScalarType<?> createType(ScalarJsonRequest request);
+
+  /**
+   * Return a marker annotation to detect when the JSON mapper should be used explicitly.
+   */
+  @Nullable
+  <A extends Annotation> Class<A> markerAnnotation();
+}
@@ -0,0 +1,67 @@
+package io.ebean.core.type;
+
+import io.ebean.annotation.MutationDetection;
+
+/**
+ * A request to create a ScalarType for a bean property (typically annotated with {@code @DbJson}).
+ */
+public final class ScalarJsonRequest {
+
+  private final ScalarJsonManager manager;
+  private final int dbType;
+  private final DocPropertyType docType;
+  private final Class<?> beanType;
+  private final MutationDetection mode;
+  private final String name;
+
+  public ScalarJsonRequest(ScalarJsonManager manager, int dbType, DocPropertyType docType, Class<?> beanType, MutationDetection mode, String name) {
+    this.manager = manager;
+    this.dbType = dbType;
+    this.docType = docType;
+    this.beanType = beanType;
+    this.mode = mode;
+    this.name = name;
+  }
+
+  /**
+   * Return the manager.
+   */
+  public ScalarJsonManager manager() {
+    return manager;
+  }
+
+  /**
+   * Return the jdbc type this property maps to (e.g. JSON, JSONB etc).
+   */
+  public int dbType() {
+    return dbType;
+  }
+
+  /**
+   * Return the document store docType.
+   */
+  public DocPropertyType docType() {
+    return docType;
+  }
+
+  /**
+   * Return the type of the bean that this property belongs to.
+   */
+  public Class<?> beanType() {
+    return beanType;
+  }
+
+  /**
+   * Return the mutation detection mode the property should use.
+   */
+  public MutationDetection mode() {
+    return mode;
+  }
+
+  /**
+   * Return the property name.
+   */
+  public String name() {
+    return name;
+  }
+}
@@ -2,7 +2,6 @@ package io.ebean.core.type;

 import com.fasterxml.jackson.core.JsonGenerator;
 import com.fasterxml.jackson.core.JsonParser;
-
 import io.ebean.text.StringFormatter;
 import io.ebean.text.StringParser;

@@ -34,7 +33,7 @@ public interface ScalarType<T> extends StringParser, StringFormatter, ScalarData
  /**
   * Return true for types that do mutation detection based on json content.
   */
-  default boolean isJsonMapper() {
+  default boolean jsonMapper() {
    return false;
  }

@@ -42,14 +41,14 @@ public interface ScalarType<T> extends StringParser, StringFormatter, ScalarData
   * Return true if this is a binary type and can not support parse() and format() from/to string.
   * This allows Ebean to optimise marshalling types to string.
   */
-  default boolean isBinaryType() {
+  default boolean binary() {
    return false;
  }

  /**
   * Return true if this is a mutable scalar type (like hstore).
   */
-  default boolean isMutable() {
+  default boolean mutable() {
    return false;
  }

@@ -67,7 +66,7 @@ public interface ScalarType<T> extends StringParser, StringFormatter, ScalarData
   * If a BeanProperty has no explicit length defined then this length should
   * be assigned.
   */
-  default int getLength() {
+  default int length() {
    return 0;
  }

@@ -77,7 +76,7 @@ public interface ScalarType<T> extends StringParser, StringFormatter, ScalarData
   * If it is native to JDBC then its values/instances do not need to be
   * converted to and from an associated JDBC type.
   */
-  boolean isJdbcNative();
+  boolean jdbcNative();

  /**
   * Return the type as per java.sql.Types that this maps to.
@@ -85,14 +84,19 @@ public interface ScalarType<T> extends StringParser, StringFormatter, ScalarData
   * This type should be consistent with the toJdbcType() method in converting
   * the type to the appropriate type for binding to preparedStatements.
   */
-  int getJdbcType();
+  int jdbcType();

  /**
   * Return the type that matches the bean property type.
   * <p>
   * This represents the 'logical' type rather than the JDBC type this maps to.
   */
-  Class<T> getType();
+  Class<T> type();
+
+  /**
+   * Return the type this maps to for JSON document stores.
+   */
+  DocPropertyType docType();

  /**
   * Read the value from the resultSet and convert if necessary to the logical
@@ -101,12 +105,6 @@ public interface ScalarType<T> extends StringParser, StringFormatter, ScalarData
  @Override
  T read(DataReader reader) throws SQLException;

-  /**
-   * Ignore the reading of this value. Typically, this means moving the index
-   * position in the ResultSet.
-   */
-  void loadIgnore(DataReader reader);
-
  /**
   * Convert (if necessary) and bind the value to the preparedStatement.
   * <p>
@@ -135,6 +133,14 @@ public interface ScalarType<T> extends StringParser, StringFormatter, ScalarData
   */
  T toBeanType(Object value);

+  /**
+   * Convert the string value to the appropriate java object.
+   * <p>
+   * Mostly used to support CSV, JSON and XML parsing.
+   */
+  @Override
+  T parse(String value);
+
  /**
   * Convert the type into a string representation.
   */
@@ -147,34 +153,10 @@ public interface ScalarType<T> extends StringParser, StringFormatter, ScalarData
   * <p>
   * This is so that ScalarType also implements the StringFormatter interface.
   */
+  @SuppressWarnings("unchecked")
  @Override
-  String format(Object value);
-
-  /**
-   * Convert the string value to the appropriate java object.
-   * <p>
-   * Mostly used to support CSV, JSON and XML parsing.
-   */
-  @Override
-  T parse(String value);
-
-  /**
-   * Return the type this maps to for JSON document stores.
-   */
-  DocPropertyType getDocType();
-
-  /**
-   * Return true if the type can accept long systemTimeMillis input.
-   * <p>
-   * This is used to determine if it is sensible to use the
-   * {@link #convertFromMillis(long)} method.
-   * <p>
-   * This includes the Date, Calendar, sql Date, Time, Timestamp, JODA types
-   * as well as Long, BigDecimal and String (although it generally is not
-   * expected to parse systemTimeMillis to a String or BigDecimal).
-   */
-  default boolean isDateTimeCapable() {
-    return false;
+  default String format(Object value) {
+    return formatValue((T) value);
  }

  /**
@@ -184,15 +166,6 @@ public interface ScalarType<T> extends StringParser, StringFormatter, ScalarData
    throw new UnsupportedOperationException();
  }

-  /**
-   * Convert the systemTimeMillis into the appropriate java object.
-   * <p>
-   * For non dateTime types this will throw an exception.
-   */
-  default T convertFromMillis(long dateTime) {
-    throw new UnsupportedOperationException();
-  }
-
  /**
   * Read the value from binary input.
   */
@@ -0,0 +1,33 @@
+package io.ebean.core.type;
+
+/**
+ * Base ScalarType object.
+ */
+public abstract class ScalarTypeBase<T> implements ScalarType<T> {
+
+  protected final Class<T> type;
+  protected final boolean jdbcNative;
+  protected final int jdbcType;
+
+  public ScalarTypeBase(Class<T> type, boolean jdbcNative, int jdbcType) {
+    this.type = type;
+    this.jdbcNative = jdbcNative;
+    this.jdbcType = jdbcType;
+  }
+
+  @Override
+  public boolean jdbcNative() {
+    return jdbcNative;
+  }
+
+  @Override
+  public int jdbcType() {
+    return jdbcType;
+  }
+
+  @Override
+  public Class<T> type() {
+    return type;
+  }
+
+}
@@ -1,4 +1,4 @@
-package io.ebeaninternal.server.type;
+package io.ebean.core.type;

 import com.fasterxml.jackson.core.JsonGenerator;
 import com.fasterxml.jackson.core.JsonParser;
@@ -7,6 +7,7 @@ import io.ebean.config.JsonConfig;
 import io.ebean.core.type.DataBinder;
 import io.ebean.core.type.DataReader;
 import io.ebean.core.type.DocPropertyType;
+import io.ebean.core.type.ScalarTypeBase;

 import java.io.DataInput;
 import java.io.DataOutput;
@@ -18,15 +19,20 @@ import java.sql.Types;
 /**
 * Base class for Date types.
 */
-abstract class ScalarTypeBaseDate<T> extends ScalarTypeBase<T> {
+public abstract class ScalarTypeBaseDate<T> extends ScalarTypeBase<T> {

  protected final JsonConfig.Date mode;

-  ScalarTypeBaseDate(JsonConfig.Date mode, Class<T> type, boolean jdbcNative, int jdbcType) {
+  public ScalarTypeBaseDate(JsonConfig.Date mode, Class<T> type, boolean jdbcNative, int jdbcType) {
    super(type, jdbcNative, jdbcType);
    this.mode = mode;
  }

+  /**
+   * Convert the value to ISO8601 format.
+   */
+  protected abstract String toIsoFormat(T value);
+
  /**
   * Convert the target value to millis.
   */
@@ -53,38 +59,27 @@ abstract class ScalarTypeBaseDate<T> extends ScalarTypeBase<T> {

  @Override
  public T read(DataReader reader) throws SQLException {
-    Date ts = reader.getDate();
-    return ts == null ? null : convertFromDate(ts);
+    final Date date = reader.getDate();
+    return date == null ? null : convertFromDate(date);
  }

  @Override
-  public String formatValue(T t) {
-    Date date = convertToDate(t);
-    // format all dates into epoch millis
-    long epochMillis = date.getTime();
-    return Long.toString(epochMillis);
+  public String formatValue(T value) {
+    final Date date = convertToDate(value);
+    return Long.toString(date.getTime());
  }

  @Override
  public T parse(String value) {
    try {
-      long epochMillis = Long.parseLong(value);
-      return convertFromDate(new Date(epochMillis));
+      return convertFromDate(new Date(Long.parseLong(value)));
    } catch (NumberFormatException e) {
-      Date date = Date.valueOf(value);
-      return convertFromDate(date);
+      return convertFromDate(Date.valueOf(value));
    }
  }

-  @Override
  public T convertFromMillis(long systemTimeMillis) {
-    Date ts = new Date(systemTimeMillis);
-    return convertFromDate(ts);
-  }
-
-  @Override
-  public boolean isDateTimeCapable() {
-    return true;
+    return convertFromDate(new Date(systemTimeMillis));
  }

  @Override
@@ -105,13 +100,8 @@ abstract class ScalarTypeBaseDate<T> extends ScalarTypeBase<T> {
    }
  }

-  /**
-   * Convert the value to ISO8601 format.
-   */
-  protected abstract String toIsoFormat(T value);
-
  @Override
-  public DocPropertyType getDocType() {
+  public DocPropertyType docType() {
    return DocPropertyType.DATE;
  }

@@ -120,9 +110,7 @@ abstract class ScalarTypeBaseDate<T> extends ScalarTypeBase<T> {
    if (!dataInput.readBoolean()) {
      return null;
    } else {
-      long val = dataInput.readLong();
-      Date date = new Date(val);
-      return convertFromDate(date);
+      return convertFromDate(new Date(dataInput.readLong()));
    }
  }

@@ -132,8 +120,7 @@ abstract class ScalarTypeBaseDate<T> extends ScalarTypeBase<T> {
      dataOutput.writeBoolean(false);
    } else {
      dataOutput.writeBoolean(true);
-      Date date = convertToDate(value);
-      dataOutput.writeLong(date.getTime());
+      dataOutput.writeLong(convertToDate(value).getTime());
    }
  }

@@ -1,11 +1,8 @@
-package io.ebeaninternal.server.type;
+package io.ebean.core.type;

 import com.fasterxml.jackson.core.JsonGenerator;
 import com.fasterxml.jackson.core.JsonParser;
 import io.ebean.config.JsonConfig;
-import io.ebean.core.type.DataBinder;
-import io.ebean.core.type.DataReader;
-import io.ebean.core.type.DocPropertyType;

 import java.io.DataInput;
 import java.io.DataOutput;
@@ -16,16 +13,14 @@ import java.sql.Timestamp;
 import java.sql.Types;
 import java.time.Instant;

-import static io.ebeaninternal.server.type.IsoJsonDateTimeParser.parseIso;
-
 /**
 * Base type for DateTime types.
 */
-abstract class ScalarTypeBaseDateTime<T> extends ScalarTypeBase<T> {
+public abstract class ScalarTypeBaseDateTime<T> extends ScalarTypeBase<T> {

  protected final JsonConfig.DateTime mode;

-  ScalarTypeBaseDateTime(JsonConfig.DateTime mode, Class<T> type, boolean jdbcNative, int jdbcType) {
+  public ScalarTypeBaseDateTime(JsonConfig.DateTime mode, Class<T> type, boolean jdbcNative, int jdbcType) {
    super(type, jdbcNative, jdbcType);
    this.mode = mode;
  }
@@ -53,7 +48,6 @@ abstract class ScalarTypeBaseDateTime<T> extends ScalarTypeBase<T> {
  /**
   * Convert from epoch millis to the value.
   */
-  @Override
  public abstract T convertFromMillis(long systemTimeMillis);

  /**
@@ -75,7 +69,7 @@ abstract class ScalarTypeBaseDateTime<T> extends ScalarTypeBase<T> {
   * Convert the value to ISO8601 format.
   */
  protected T fromJsonISO8601(String value) {
-    return convertFromInstant(parseIso(value));
+    return convertFromInstant(ScalarTypeUtils.parseInstant(value));
  }

  @Override
@@ -101,7 +95,7 @@ abstract class ScalarTypeBaseDateTime<T> extends ScalarTypeBase<T> {
   * Helper method that given epoch seconds and nanos return a JSON nanos formatted string.
   */
  protected String toJsonNanos(long epochSecs, int nanos) {
-    return DecimalUtils.toDecimal(epochSecs, nanos);
+    return ScalarTypeUtils.toDecimal(epochSecs, nanos);
  }

  @Override
@@ -112,7 +106,7 @@ abstract class ScalarTypeBaseDateTime<T> extends ScalarTypeBase<T> {
      }
      case VALUE_NUMBER_FLOAT: {
        BigDecimal value = parser.getDecimalValue();
-        Timestamp timestamp = DecimalUtils.toTimestamp(value);
+        Timestamp timestamp = ScalarTypeUtils.toTimestamp(value);
        return convertFromTimestamp(timestamp);
      }
      default: {
@@ -139,7 +133,7 @@ abstract class ScalarTypeBaseDateTime<T> extends ScalarTypeBase<T> {
  }

  @Override
-  public DocPropertyType getDocType() {
+  public DocPropertyType docType() {
    return DocPropertyType.DATETIME;
  }

@@ -160,11 +154,6 @@ abstract class ScalarTypeBaseDateTime<T> extends ScalarTypeBase<T> {
    }
  }

-  @Override
-  public boolean isDateTimeCapable() {
-    return true;
-  }
-
  @Override
  public T readData(DataInput dataInput) throws IOException {
    if (!dataInput.readBoolean()) {
@@ -1,11 +1,7 @@
-package io.ebeaninternal.server.type;
+package io.ebean.core.type;

 import com.fasterxml.jackson.core.JsonGenerator;
 import com.fasterxml.jackson.core.JsonParser;
-import io.ebean.core.type.DataBinder;
-import io.ebean.core.type.DataReader;
-import io.ebean.core.type.DocPropertyType;
-import io.ebean.text.TextException;

 import java.io.DataInput;
 import java.io.DataOutput;
@@ -17,13 +13,13 @@ import java.sql.Types;
 * Base ScalarType for types which converts to and from a VARCHAR database
 * column.
 */
-abstract class ScalarTypeBaseVarchar<T> extends ScalarTypeBase<T> {
+public abstract class ScalarTypeBaseVarchar<T> extends ScalarTypeBase<T> {

-  ScalarTypeBaseVarchar(Class<T> type) {
+  public ScalarTypeBaseVarchar(Class<T> type) {
    super(type, false, Types.VARCHAR);
  }

-  ScalarTypeBaseVarchar(Class<T> type, boolean jdbcNative, int jdbcType) {
+  public ScalarTypeBaseVarchar(Class<T> type, boolean jdbcNative, int jdbcType) {
    super(type, jdbcNative, jdbcType);
  }

@@ -88,12 +84,6 @@ abstract class ScalarTypeBaseVarchar<T> extends ScalarTypeBase<T> {
    return format(value);
  }

-  @Override
-  @SuppressWarnings("unchecked")
-  public String format(Object value) {
-    return formatValue((T) value);
-  }
-
  @Override
  public T readData(DataInput dataInput) throws IOException {
    if (!dataInput.readBoolean()) {
@@ -108,7 +98,8 @@ abstract class ScalarTypeBaseVarchar<T> extends ScalarTypeBase<T> {
    if (value == null) {
      dataOutput.writeBoolean(false);
    } else {
-      ScalarHelp.writeUTF(dataOutput, convertToDbString(value));
+      dataOutput.writeBoolean(true);
+      dataOutput.writeUTF(convertToDbString(value));
    }
  }

@@ -123,7 +114,7 @@ abstract class ScalarTypeBaseVarchar<T> extends ScalarTypeBase<T> {
  }

  @Override
-  public DocPropertyType getDocType() {
+  public DocPropertyType docType() {
    return DocPropertyType.TEXT;
  }

@@ -0,0 +1,28 @@
+package io.ebean.core.type;
+
+import io.avaje.lang.Nullable;
+
+/**
+ * A ScalarType that has variations based on the mapped JDBC type (like VARCHAR, CLOB, JSON etc).
+ */
+public interface ScalarTypeSet<T> {
+
+  /**
+   * The property type these scalar types map to.
+   */
+  Class<?> type();
+
+  /**
+   * Return a default ScalarType to use when no other annotations like {@code @DbJson} are present.
+   */
+  @Nullable
+  ScalarType<?> defaultType();
+
+  /**
+   * Return the scalarType to use for the given jdbc type.
+   * <p>
+   * For example VARCHAR, CLOB, JSON etc.
+   */
+  ScalarType<T> forType(int jdbcType);
+
+}
@@ -0,0 +1,17 @@
+package io.ebean.core.type;
+
+import io.avaje.lang.Nullable;
+import io.ebean.config.DatabaseConfig;
+
+/**
+ * Factory to create ScalarTypeSet.
+ */
+public interface ScalarTypeSetFactory {
+
+  /**
+   * Create the ScalarTypeSet given the config and optional objectMapper.
+   */
+  @Nullable
+  ScalarTypeSet<?> createTypeSet(DatabaseConfig config, @Nullable Object objectMapper);
+
+}
@@ -0,0 +1,179 @@
+package io.ebean.core.type;
+
+import java.math.BigDecimal;
+import java.sql.Timestamp;
+import java.time.Duration;
+import java.time.Instant;
+import java.time.format.DateTimeFormatter;
+import java.time.format.DateTimeFormatterBuilder;
+import java.util.UUID;
+
+/**
+ * Utilities to aid in the translation of decimal types to/from multiple parts.
+ *
+ * @author Nick Williams
+ * @since 2.2.0
+ */
+public final class ScalarTypeUtils {
+
+  private static final char[] ZEROES = new char[]{'0', '0', '0', '0', '0', '0', '0', '0', '0'};
+
+  private static final BigDecimal ONE_BILLION = new BigDecimal(1000000000L);
+
+  private static final DateTimeFormatter ISO_MILLIS = new DateTimeFormatterBuilder()
+    .parseCaseInsensitive()
+    .appendInstant(3)
+    .toFormatter();
+
+  /**
+   * Parse using ISO8601.
+   */
+  public static Instant parseInstant(String jsonDateTime) {
+    return Instant.parse(jsonDateTime);
+  }
+
+  /**
+   * Format using ISO8601.
+   */
+  public static String formatInstant(Instant value) {
+    return ISO_MILLIS.format(value);
+  }
+
+  /**
+   * Convert decimal to duration with nanos.
+   */
+  public static Duration toDuration(BigDecimal value) {
+    long seconds = value.longValue();
+    int nanoseconds = extractNanosecondDecimal(value, seconds);
+    return Duration.ofSeconds(seconds, nanoseconds);
+  }
+
+  /**
+   * Convert duration to decimal with nanos.
+   */
+  public static BigDecimal toDecimal(Duration instant) {
+    return new BigDecimal(toDecimal(instant.getSeconds(), instant.getNano()));
+  }
+
+  /**
+   * Convert decimal to timestamp with nanos.
+   */
+  public static Timestamp toTimestamp(BigDecimal value) {
+    long seconds = value.longValue();
+    int nanoseconds = extractNanosecondDecimal(value, seconds);
+    Timestamp ts = new Timestamp(seconds * 1000);
+    ts.setNanos(nanoseconds);
+    return ts;
+  }
+
+  /**
+   * Convert timestamp to decimal with nanos.
+   */
+  public static BigDecimal toDecimal(Timestamp instant) {
+    long millis = instant.getTime();
+    long secs = millis / 1000;
+    return new BigDecimal(toDecimal(secs, instant.getNanos()));
+  }
+
+  /**
+   * Convert to decimal string with nanos.
+   */
+  public static String toDecimal(long seconds, int nanoseconds) {
+    StringBuilder string = new StringBuilder(Integer.toString(nanoseconds));
+    if (string.length() < 9)
+      string.insert(0, ZEROES, 0, 9 - string.length());
+    return seconds + "." + string;
+  }
+
+  private static int extractNanosecondDecimal(BigDecimal value, long integer) {
+    return value.subtract(new BigDecimal(integer)).multiply(ONE_BILLION).intValue();
+  }
+
+
+  /**
+   * Convert from byte[] to UUID.
+   */
+  public static UUID uuidFromBytes(byte[] bytes, boolean optimized) {
+    int usableBytes = Math.min(bytes.length, 16);
+
+    // Need exactly 16 bytes - pad the input if not enough bytes are provided
+    // Use provided bytes in the least significant position; if more than 16 bytes are given,
+    // then use the first 16 bytes from the array;
+    byte[] barr = new byte[16];
+    for (int i = 15, j = usableBytes - 1; j >= 0; i--, j--) {
+      barr[i] = bytes[j];
+    }
+
+    long msb;
+    if (optimized) {
+      msb = ((long)barr[4] << 56) +          // XXXXXXXX-____-____-...
+        ((long)(barr[5] & 255) << 48) +  // -> put at end 4..7 of buf
+        ((long)(barr[6] & 255) << 40) +
+        ((long)(barr[7] & 255) << 32) +
+        ((long)(barr[2] & 255) << 24) +  // ________-XXXX-____-...
+        ((barr[3] & 255) << 16) +        // put at 2..3 in buf
+        ((barr[0] & 255) <<  8) +        // ________-____-XXXX-...
+        ((barr[1] & 255) <<  0);         // put at 0..1 in buf
+    } else {
+      msb = ((long)barr[0] << 56) +         // XXXXXXXX-____-____-...
+        ((long)(barr[1] & 255) << 48) +
+        ((long)(barr[2] & 255) << 40) +
+        ((long)(barr[3] & 255) << 32) +
+        ((long)(barr[4] & 255) << 24) + // ________-XXXX-____-...
+        ((barr[5] & 255) << 16) +
+        ((barr[6] & 255) <<  8) +       // ________-____-XXXX-...
+        ((barr[7] & 255) <<  0);
+    }
+    long lsb = ((long)barr[8] << 56) +
+      ((long)(barr[9] & 255) << 48) +
+      ((long)(barr[10] & 255) << 40) +
+      ((long)(barr[11] & 255) << 32) +
+      ((long)(barr[12] & 255) << 24) +
+      ((barr[13] & 255) << 16) +
+      ((barr[14] & 255) <<  8) +
+      ((barr[15] & 255) <<  0);
+
+    return new UUID(msb, lsb);
+  }
+
+  /**
+   * Convert from UUID to byte[].
+   */
+  public static byte[] uuidToBytes(UUID uuid, boolean optimized) {
+    byte[] ret = new byte[16];
+    long l = uuid.getMostSignificantBits();
+
+    if (optimized) {
+      ret[0] = (byte) (l >>> 8); // was 6/7
+      ret[1] = (byte) (l >>> 0);
+
+      ret[2] = (byte) (l >>> 24); // was 4/5
+      ret[3] = (byte) (l >>> 16);
+
+      ret[4] = (byte) (l >>> 56); // was 0..3
+      ret[5] = (byte) (l >>> 48);
+      ret[6] = (byte) (l >>> 40);
+      ret[7] = (byte) (l >>> 32);
+    } else {
+      ret[0] = (byte) (l >>> 56);
+      ret[1] = (byte) (l >>> 48);
+      ret[2] = (byte) (l >>> 40);
+      ret[3] = (byte) (l >>> 32);
+      ret[4] = (byte) (l >>> 24);
+      ret[5] = (byte) (l >>> 16);
+      ret[6] = (byte) (l >>> 8);
+      ret[7] = (byte) (l >>> 0);
+    }
+    l = uuid.getLeastSignificantBits();
+    ret[8] = (byte) (l >>> 56);
+    ret[9] = (byte) (l >>> 48);
+    ret[10] = (byte) (l >>> 40);
+    ret[11] = (byte) (l >>> 32);
+    ret[12] = (byte) (l >>> 24);
+    ret[13] = (byte) (l >>> 16);
+    ret[14] = (byte) (l >>> 8);
+    ret[15] = (byte) (l >>> 0);
+
+    return ret;
+  }
+}
@@ -4,6 +4,7 @@ module io.ebean.core.type {

  requires transitive java.sql;
  requires transitive io.ebean.api;
+  requires static org.postgresql.jdbc;

  requires static com.fasterxml.jackson.core;

@@ -0,0 +1,36 @@
+package io.ebean.core.type;
+
+import org.junit.jupiter.api.Test;
+
+import java.math.BigDecimal;
+import java.sql.Timestamp;
+import java.time.Duration;
+import java.time.Instant;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+class DecimalUtilsTest {
+
+  @Test
+  void testToDecimal() {
+    Instant now = Instant.now();
+    Timestamp sourceTimestamp = Timestamp.from(now);
+
+    BigDecimal decimal = ScalarTypeUtils.toDecimal(sourceTimestamp);
+    Timestamp timestamp = ScalarTypeUtils.toTimestamp(decimal);
+
+    assertEquals(now, timestamp.toInstant());
+    assertEquals(sourceTimestamp, timestamp);
+  }
+
+  @Test
+  void testDuration() {
+    Duration duration = Duration.ofSeconds(323, 1500000);
+
+    BigDecimal bigDecimal = ScalarTypeUtils.toDecimal(duration);
+    Duration duration1 = ScalarTypeUtils.toDuration(bigDecimal);
+
+    assertEquals(duration, duration1);
+    assertEquals("PT5M23.0015S", duration1.toString());
+  }
+}
@@ -1,5 +1,4 @@
-package io.ebeaninternal.server.type;
-
+package io.ebean.core.type;

 import org.junit.jupiter.api.Test;

@@ -7,43 +6,43 @@ import java.time.Instant;

 import static org.assertj.core.api.Assertions.assertThat;

-public class IsoJsonDateTimeParserTest {
+class IsoJsonDateTimeParserTest {

-  private IsoJsonDateTimeParser parser = new IsoJsonDateTimeParser();
+  private ScalarTypeUtils parser = new ScalarTypeUtils();

  @Test
-  public void parseFormat_when_hasMillis() {
+  void parseFormat_when_hasMillis() {
    parseAndFormat("2016-02-28T20:39:00.123Z", "2016-02-28T20:39:00.123Z");
  }

  @Test
-  public void parseFormat_when_noMillis() {
+  void parseFormat_when_noMillis() {
    parseAndFormat("2016-02-28T20:39:00Z", "2016-02-28T20:39:00.000Z");
  }

  @Test
-  public void parseFormat_when_millis_1dp() {
+  void parseFormat_when_millis_1dp() {
    parseAndFormat("2016-02-28T20:39:00.0Z", "2016-02-28T20:39:00.000Z");
  }

  @Test
-  public void parseFormat_when_millis_2dp() {
+  void parseFormat_when_millis_2dp() {
    parseAndFormat("2016-02-28T20:39:00.00Z", "2016-02-28T20:39:00.000Z");
  }

  @Test
-  public void parseFormat_when_millis_3dp() {
+  void parseFormat_when_millis_3dp() {
    parseAndFormat("2016-02-28T20:39:00.000Z", "2016-02-28T20:39:00.000Z");
  }

  @Test
-  public void parseFormat_when_millis_3dp_2() {
+  void parseFormat_when_millis_3dp_2() {
    parseAndFormat("2016-02-28T20:39:32.999000Z", "2016-02-28T20:39:32.999Z");
  }

  private void parseAndFormat(String input, String expected) {
-    Instant timestamp = parser.parseIso(input);
-    String format = parser.formatIso(timestamp);
+    Instant timestamp = parser.parseInstant(input);
+    String format = parser.formatInstant(timestamp);
    assertThat(format).isEqualTo(expected);
  }
 }
@@ -0,0 +1,33 @@
+package io.ebean.core.type;
+
+import org.junit.jupiter.api.Test;
+
+import java.util.UUID;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+class ScalarTypeUtilsUuidBytesTest {
+
+  @Test
+  void testConversion() {
+    UUID id = UUID.randomUUID();
+
+    byte[] bytes = ScalarTypeUtils.uuidToBytes(id, false);
+    assertEquals(16, bytes.length);
+
+    UUID id2 = ScalarTypeUtils.uuidFromBytes(bytes, false);
+    assertEquals(id, id2);
+  }
+
+  @Test
+  void testConversionOptimized() {
+    UUID id = UUID.randomUUID();
+
+    byte[] bytes = ScalarTypeUtils.uuidToBytes(id, true);
+    assertEquals(16, bytes.length);
+
+    UUID id2 = ScalarTypeUtils.uuidFromBytes(bytes, true);
+    assertEquals(id, id2);
+  }
+
+}
@@ -3,7 +3,7 @@
  <parent>
    <artifactId>ebean-parent</artifactId>
    <groupId>io.ebean</groupId>
-    <version>13.8.1</version>
+    <version>13.13.1</version>
  </parent>

  <artifactId>ebean-core</artifactId>
@@ -15,10 +15,15 @@

  <scm>
    <developerConnection>scm:git:git@github.com:ebean-orm/ebean.git</developerConnection>
-    <tag>ebean-parent-13.8.1</tag>
+    <tag>HEAD</tag>
  </scm>

  <dependencies>
+    <dependency>
+      <groupId>io.ebean</groupId>
+      <artifactId>ebean-api</artifactId>
+      <version>13.13.1</version>
+    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
@@ -38,22 +43,16 @@
      <version>${ebean-migration-auto.version}</version>
    </dependency>

-    <dependency>
-      <groupId>io.ebean</groupId>
-      <artifactId>ebean-api</artifactId>
-      <version>13.8.1</version>
-    </dependency>
-
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-core-type</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-externalmapping-api</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
    </dependency>

    <dependency>
@@ -106,7 +105,7 @@
    <dependency>
      <groupId>joda-time</groupId>
      <artifactId>joda-time</artifactId>
-      <version>2.9.7</version>
+      <version>2.11.1</version>
      <optional>true</optional>
    </dependency>

@@ -136,7 +135,7 @@
    <dependency>
      <groupId>org.postgresql</groupId>
      <artifactId>postgresql</artifactId>
-      <version>42.4.1</version>
+      <version>42.5.1</version>
      <optional>true</optional>
    </dependency>

@@ -144,21 +143,21 @@
    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-platform-h2</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
      <scope>test</scope>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-platform-postgres</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
      <scope>test</scope>
    </dependency>

    <dependency>
      <groupId>io.ebean</groupId>
      <artifactId>ebean-platform-sqlserver</artifactId>
-      <version>13.8.1</version>
+      <version>13.13.1</version>
      <scope>test</scope>
    </dependency>

@@ -228,10 +228,9 @@ public final class BindParams implements Serializable {
  /**
   * Set a named In parameter that is multi-valued.
   */
-  public Param setArrayParameter(String name, Collection<?> value) {
+  public void setArrayParameter(String name, Collection<?> value) {
    Param p = getParam(name);
    p.setInValue(new MultiValueWrapper(value));
-    return p;
  }

  /**
@@ -9,4 +9,5 @@ public final class CoreLog {

  public static final System.Logger log = AppLog.getLogger("io.ebean.core");
  public static final System.Logger internal = AppLog.getLogger("io.ebean.internal");
+  public static final System.Logger markedAsDeleted = AppLog.getLogger("io.ebean.MarkedAsDeleted");
 }
@@ -6,10 +6,7 @@ import io.ebeaninternal.api.SpiQuery.Mode;
 import io.ebeaninternal.server.core.OrmQueryRequest;
 import io.ebeaninternal.server.deploy.BeanDescriptor;

-import java.util.ArrayList;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Set;
+import java.util.*;

 /**
 * Request for loading ManyToOne and OneToOne relationships.
@@ -103,7 +100,7 @@ public final class LoadBeanRequest extends LoadRequest {
  /**
   * Load the beans into the L2 cache if that is requested and check for load failures due to deletes.
   */
-  public void postLoad(List<?> list) {
+  public Result postLoad(List<?> list) {
    Set<Object> loadedIds = new HashSet<>();
    BeanDescriptor<?> desc = loadBuffer.descriptor();
    // collect Ids and maybe load bean cache
@@ -114,6 +111,7 @@ public final class LoadBeanRequest extends LoadRequest {
      desc.cacheBeanPutAll(list);
    }
    if (lazyLoadProperty != null) {
+      Set<Object> missedIds = new HashSet<>();
      for (EntityBeanIntercept ebi : batch) {
        // check if the underlying row in DB was deleted. Mark the bean as 'failed' if
        // necessary but allow processing to continue until it is accessed by client code
@@ -121,8 +119,36 @@ public final class LoadBeanRequest extends LoadRequest {
        if (!loadedIds.contains(id)) {
          // assume this is logically deleted (hence not found)
          desc.markAsDeleted(ebi.getOwner());
+          missedIds.add(id);
        }
      }
+      return new Result(loadedIds, missedIds);
+    }
+    return EMPTY_RESULT;
+  }
+
+  static final Result EMPTY_RESULT = new Result(Collections.emptySet(),Collections.emptySet());
+
+  public static class Result {
+
+    private final Set<Object> loadedIds;
+    private final Set<Object> missedIds;
+
+    Result(Set<Object> loadedIds, Set<Object> missedIds) {
+      this.loadedIds = loadedIds;
+      this.missedIds = missedIds;
+    }
+
+    public boolean markedDeleted() {
+      return !missedIds.isEmpty();
+    }
+
+    public Set<Object> missedIds() {
+      return missedIds;
+    }
+
+    public Set<Object> loadedIds() {
+      return loadedIds;
    }
  }
 }
@@ -50,4 +50,9 @@ public interface LoadContext {
   * Register a collection for lazy loading.
   */
  void register(String path, BeanPropertyAssocMany<?> many, BeanCollection<?> bc);
+
+  /**
+   * Use soft-references for streaming queries, so unreachable entries can be garbage collected.
+   */
+  void useReferences(boolean useReferences);
 }
@@ -6,16 +6,30 @@ import io.ebean.bean.PersistenceContext;
 import io.ebeaninternal.server.deploy.BeanDescriptor;
 import io.ebeaninternal.server.deploy.BeanPropertyAssocMany;

-import java.util.List;
-
 /**
 * A buffer of bean collections for batch lazy loading and secondary query loading.
 */
 public interface LoadManyBuffer {

-  int getBatchSize();
+  /**
+   * The batch (max) size;
+   */
+  int batchSize();

-  List<BeanCollection<?>> getBatch();
+  /**
+   * The actual size.
+   */
+  int size();
+
+  /**
+   * Get the <code>i</code>th element from buffer. This can be null.
+   */
+  BeanCollection<?> get(int i);
+
+  /**
+   * Removes an element from the buffer. This will NOT affect size.
+   */
+  boolean removeFromBuffer(BeanCollection<?> collection);

  BeanPropertyAssocMany<?> getBeanProperty();

@@ -19,8 +19,6 @@ import static java.lang.System.Logger.Level.DEBUG;
 public final class LoadManyRequest extends LoadRequest {

  private static final System.Logger log = CoreLog.log;
-
-  private final List<BeanCollection<?>> batch;
  private final LoadManyBuffer loadContext;
  private final boolean onlyIds;
  private final boolean loadCache;
@@ -42,7 +40,6 @@ public final class LoadManyRequest extends LoadRequest {
  private LoadManyRequest(LoadManyBuffer loadContext, OrmQueryRequest<?> parentRequest, boolean lazy, boolean onlyIds, boolean loadCache) {
    super(parentRequest, lazy);
    this.loadContext = loadContext;
-    this.batch = loadContext.getBatch();
    this.onlyIds = onlyIds;
    this.loadCache = loadCache;
  }
@@ -59,9 +56,12 @@ public final class LoadManyRequest extends LoadRequest {
  private List<Object> parentIdList(SpiEbeanServer server) {
    List<Object> idList = new ArrayList<>();
    BeanPropertyAssocMany<?> many = many();
-    for (BeanCollection<?> bc : batch) {
-      idList.add(many.parentId(bc.getOwnerBean()));
-      bc.setLoader(server); // don't use the load buffer again
+    for (int i = 0; i < loadContext.size(); i++) {
+      BeanCollection<?> bc = loadContext.get(i);
+      if (bc != null) {
+        idList.add(many.parentId(bc.getOwnerBean()));
+        bc.setLoader(server); // don't use the load buffer again
+      }
    }
    if (many.targetDescriptor().isPadInExpression()) {
      BindPadding.padIds(idList);
@@ -91,7 +91,7 @@ public final class LoadManyRequest extends LoadRequest {
    query.setPersistenceContext(loadContext.getPersistenceContext());
    query.setLoadDescription(lazy ? "+lazy" : "+query", description());
    if (lazy) {
-      query.setLazyLoadBatchSize(loadContext.getBatchSize());
+      query.setLazyLoadBatchSize(loadContext.batchSize());
    } else {
      query.setBeanCacheMode(CacheMode.OFF);
    }
@@ -112,15 +112,18 @@ public final class LoadManyRequest extends LoadRequest {
    BeanPropertyAssocMany<?> many = many();
    // check for BeanCollection's that where never processed
    // in the +query or +lazy load due to no rows (predicates)
-    for (BeanCollection<?> bc : batch) {
-      if (bc.checkEmptyLazyLoad()) {
-        if (log.isLoggable(DEBUG)) {
-          EntityBean ownerBean = bc.getOwnerBean();
-          Object parentId = desc.getId(ownerBean);
-          log.log(DEBUG, "BeanCollection after lazy load was empty. type:" + ownerBean.getClass().getName() + " id:" + parentId + " owner:" + ownerBean);
+    for (int i = 0; i < loadContext.size(); i++) {
+      BeanCollection<?> bc = loadContext.get(i);
+      if (bc != null) {
+        if (bc.checkEmptyLazyLoad()) {
+          if (log.isLoggable(DEBUG)) {
+            EntityBean ownerBean = bc.getOwnerBean();
+            Object parentId = desc.getId(ownerBean);
+            log.log(DEBUG, "BeanCollection after lazy load was empty. type:{0} id:{1} owner:{2}", ownerBean.getClass().getName(), parentId, ownerBean);
+          }
+        } else if (loadCache && many.isUseCache()) {
+          desc.cacheManyPropPut(many, bc, desc.cacheKeyForBean(bc.getOwnerBean()));
        }
-      } else if (loadCache && many.isUseCache()) {
-        desc.cacheManyPropPut(many, bc, desc.getId(bc.getOwnerBean()));
      }
    }
  }
@@ -50,7 +50,6 @@ public final class ManyWhereJoins implements Serializable {
   * Add a many where join.
   */
  public void add(ElPropertyDeploy elProp) {
-
    String join = elProp.elPrefix();
    BeanProperty p = elProp.beanProperty();
    if (p instanceof BeanPropertyAssocMany<?>) {
@@ -111,7 +110,6 @@ public final class ManyWhereJoins implements Serializable {
   * Return the set of property names for the many where joins.
   */
  public TreeSet<String> getPropertyNames() {
-
    TreeSet<String> propertyNames = new TreeSet<>();
    for (PropertyJoin join : joins.values()) {
      propertyNames.add(join.getProperty());
@@ -142,7 +142,9 @@ public final class NaturalKeyQueryData<T> {
   */
  private boolean matchProperties() {
    if (naturalKey.isSingleProperty()) {
-      naturalKey.matchSingleProperty((inProperty != null) ? inProperty : eqList.get(0).property);
+      if (naturalKey.matchSingleProperty((inProperty != null) ? inProperty : eqList.get(0).property)) {
+        return true;
+      }
    }

    // multiple properties case
@@ -1,6 +1,6 @@
 package io.ebeaninternal.api;

-import io.ebeaninternal.server.type.bindcapture.BindCapture;
+import io.ebeaninternal.server.bind.capture.BindCapture;

 final class NoopQueryBindCapture implements SpiQueryBindCapture {

@@ -45,15 +45,14 @@ public final class ScopeTrans {
   * Flag set when nested commit has occurred.
   */
  private boolean nestedCommit;
+  private boolean nestedUseSavepoint;

  public ScopeTrans(boolean rollbackOnChecked, boolean created, SpiTransaction transaction, TxScope txScope) {
-
    this.rollbackOnChecked = rollbackOnChecked;
    this.created = created;
    this.transaction = transaction;
    this.noRollbackFor = txScope.getNoRollbackFor();
    this.rollbackFor = txScope.getRollbackFor();
-
    if (transaction != null) {
      if (!created && txScope.isBatchSet() || txScope.isBatchOnCascadeSet() || txScope.isBatchSizeSet()) {
        restoreBatch = transaction.isBatchMode();
@@ -87,13 +86,21 @@ public final class ScopeTrans {

  @Override
  public String toString() {
-    return "ScopeTrans[" + transaction + "]";
+    return "ScopeTrans " + transaction;
+  }
+
+  void setNestedUseSavepoint() {
+    nestedUseSavepoint = true;
+  }
+
+  boolean isNestedUseSavepoint() {
+    return nestedUseSavepoint;
  }

  /**
   * Return the current/active transaction.
   */
-  protected SpiTransaction getTransaction() {
+  SpiTransaction getTransaction() {
    return transaction;
  }

@@ -101,7 +108,6 @@ public final class ScopeTrans {
   * Complete the transaction from enhanced transactional. Try to commit.
   */
  void complete(Object returnOrThrowable, int opCode) {
-
    if (opCode == OPCODE_ATHROW) {
      // exited with a Throwable
      caughtThrowable((Throwable) returnOrThrowable);
@@ -124,7 +130,7 @@ public final class ScopeTrans {
    }
  }

-  protected void commitTransaction() {
+  void commitTransaction() {
    if (created) {
      transaction.commit();
    } else {
@@ -168,14 +174,13 @@ public final class ScopeTrans {
   * Returns the exception and this should be thrown by the calling code.
   */
  public <T extends Throwable> T caughtThrowable(T e) {
-
    if (isRollbackThrowable(e)) {
      rollback(e);
    }
    return e;
  }

-  protected void rollback(Throwable e) {
+  void rollback(Throwable e) {
    if (transaction != null && transaction.isActive()) {
      // transaction is null for NOT_SUPPORTED and sometimes SUPPORTS
      // and Inactive (already rolled back) if nested REQUIRED
@@ -188,21 +193,17 @@ public final class ScopeTrans {
   * Return true if this throwable should cause a rollback to occur.
   */
  private boolean isRollbackThrowable(Throwable e) {
-
    if (e instanceof Error) {
      return true;
    }
-
    if (noRollbackFor != null) {
      for (Class<? extends Throwable> aNoRollbackFor : noRollbackFor) {
        if (aNoRollbackFor.equals(e.getClass())) {
-
          // explicit no rollback for this one
          return false;
        }
      }
    }
-
    if (rollbackFor != null) {
      for (Class<? extends Throwable> aRollbackFor : rollbackFor) {
        if (aRollbackFor.equals(e.getClass())) {
@@ -211,7 +212,6 @@ public final class ScopeTrans {
        }
      }
    }
-
    // checked exceptions...
    // EJB defaults this to false which is not intuitive IMO
    // Ebean makes this configurable (default to true)
@@ -7,7 +7,7 @@ import javax.persistence.PersistenceException;

 /**
 * Manage scoped (typically thread local) transactions.
- *
+ * <p>
 * These can be nested and internally they are pushed and popped from a stack.
 */
 public final class ScopedTransaction extends SpiTransactionProxy {
@@ -30,16 +30,29 @@ public final class ScopedTransaction extends SpiTransactionProxy {

  @Override
  public String toString() {
-    return "ScopedTransaction[" + current + "]";
+    return "ScopedTransaction " + current;
+  }
+
+  @Override
+  public void setNestedUseSavepoint() {
+    current.setNestedUseSavepoint();
+  }
+
+  @Override
+  public boolean isNestedUseSavepoint() {
+    return current.isNestedUseSavepoint();
  }

  /**
   * Push the scope transaction.
   */
  public void push(ScopeTrans scopeTrans) {
-
    if (current != null) {
      stack.push(current);
+      if (current.isNestedUseSavepoint()) {
+        // child scope 'inherits' nestedUseSavepoint
+        scopeTrans.setNestedUseSavepoint();
+      }
    }
    current = scopeTrans;
    transaction = scopeTrans.getTransaction();
@@ -111,6 +124,11 @@ public final class ScopedTransaction extends SpiTransactionProxy {
    }
  }

+  @Override
+  public void rollbackAndContinue() {
+    transaction.rollbackAndContinue();
+  }
+
  @Override
  public void rollback() throws PersistenceException {
    try {
@@ -13,8 +13,8 @@ import java.io.IOException;
 */
 public interface SpiExpression extends Expression {

-  static final String SQL_TRUE = "1=1";
-  static final String SQL_FALSE = "1=0";
+  String SQL_TRUE = "1=1";
+  String SQL_FALSE = "1=0";

  /**
   * Simplify nested expressions if possible.
@@ -110,4 +110,11 @@ public interface SpiExpression extends Expression {
   * Apply property prefix when filterMany expressions included into main query.
   */
  void prefixProperty(String path);
+
+  /**
+   * Return a copy of the expression (as part of creating a query copy).
+   */
+  default SpiExpression copy() {
+    return this;
+  }
 }
@@ -10,18 +10,25 @@ package io.ebeaninternal.api;
 public interface SpiLogManager {

  /**
-   * Return the SQL logger.
+   * Enable bind logging.
+   */
+  boolean enableBindLog();
+
+  /**
+   * Logger used for general transactions.
+   */
+  SpiTxnLogger logger();
+
+  /**
+   * Logger used for read only transactions.
+   */
+  SpiTxnLogger readOnlyLogger();
+
+  /**
+   * Hmmmm, return the SQL logger for logging truncate statements.
+   * <p>
+   * Maybe we should get rid of this
   */
  SpiLogger sql();

-  /**
-   * Return the TXN logger.
-   */
-  SpiLogger txn();
-
-  /**
-   * Return the Summary logger.
-   */
-  SpiLogger sum();
-
 }
@@ -14,18 +14,9 @@ public interface SpiLogger {
   */
  boolean isDebug();

-  /**
-   * Is trace logging enabled.
-   */
-  boolean isTrace();
-
  /**
   * Log a debug level message.
   */
-  void debug(String msg);
+  void debug(String msg, Object... args);

-  /**
-   * Log a trace level message.
-   */
-  void trace(String msg);
 }
@@ -103,14 +103,14 @@ public interface SpiQuery<T> extends Query<T>, SpiQueryFetch, TxnProfileEventCod
    COUNT(FIND_COUNT, "findCount"),

    /**
-     * A subquery used as part of an exists where clause.
+     * A sub-query used as part of an exists where clause.
     */
    SQ_EXISTS(FIND_SUBQUERY, "sqExists", false, false),

    /**
-     * A subquery used as part of an in where clause.
+     * A sub-query expression used as part of where clause.
     */
-    SQ_IN(FIND_SUBQUERY, "sqIn", false, false),
+    SQ_EX(FIND_SUBQUERY, "sqEx", false, false),

    /**
     * Delete query.
@@ -314,7 +314,7 @@ public interface SpiQuery<T> extends Query<T>, SpiQueryFetch, TxnProfileEventCod
   * Return true if select all properties was used to ensure the property
   * invoking a lazy load was included in the query.
   */
-  boolean selectAllForLazyLoadProperty();
+  void selectAllForLazyLoadProperty();

  /**
   * Set the select properties.
@@ -759,6 +759,11 @@ public interface SpiQuery<T> extends Query<T>, SpiQueryFetch, TxnProfileEventCod
   */
  BindParams getBindParams();

+  /**
+   * Return the bind parameters ensuring it is initialised.
+   */
+  BindParams initBindParams();
+
  /**
   * Replace the query detail. This is used by the AutoTune feature to as a
   * fast way to set the query properties and joins.
@@ -1,6 +1,6 @@
 package io.ebeaninternal.api;

-import io.ebeaninternal.server.type.bindcapture.BindCapture;
+import io.ebeaninternal.server.bind.capture.BindCapture;

 /**
 * Capture query bind values and with those actual database query plans.
@@ -27,10 +27,6 @@ public interface SpiTransaction extends Transaction {
   */
  String getLabel();

-  /**
-   * Return the string prefix with the transaction id and label used in logging.
-   */
-  String getLogPrefix();

  /**
   * Return true if generated SQL and Bind values should be logged to the
@@ -47,12 +43,17 @@ public interface SpiTransaction extends Transaction {
  /**
   * Log a message to the SQL logger.
   */
-  void logSql(String msg);
+  void logSql(String msg, Object... args);

  /**
-   * Log a message to the SUMMARY logger.
+   * Log a summary message to the SUMMARY logger.
   */
-  void logSummary(String msg);
+  void logSummary(String msg, Object... args);
+
+  /**
+   * Log a transaction message to the transaction logger.
+   */
+  void logTxn(String msg, Object... args);

  /**
   * Register a "Deferred Relationship" that requires an additional update later.
@@ -137,10 +137,6 @@ public abstract class SpiTransactionProxy implements SpiTransaction {
    transaction.setDocStoreBatchSize(batchSize);
  }

-  @Override
-  public String getLogPrefix() {
-    return transaction.getLogPrefix();
-  }

  @Override
  public boolean isLogSql() {
@@ -153,13 +149,18 @@ public abstract class SpiTransactionProxy implements SpiTransaction {
  }

  @Override
-  public void logSql(String msg) {
-    transaction.logSql(msg);
+  public void logSql(String msg, Object... args) {
+    transaction.logSql(msg, args);
  }

  @Override
-  public void logSummary(String msg) {
-    transaction.logSummary(msg);
+  public void logSummary(String msg, Object... args) {
+    transaction.logSummary(msg, args);
+  }
+
+  @Override
+  public void logTxn(String msg, Object... args) {
+    transaction.logTxn(msg, args);
  }

  @Override
@@ -0,0 +1,49 @@
+package io.ebeaninternal.api;
+
+/**
+ * Per Transaction logging of SQL, TXN and Summary messages.
+ */
+public interface SpiTxnLogger {
+
+  String id();
+
+  /**
+   * Is debug logging enabled.
+   */
+  boolean isLogSql();
+
+  /**
+   * Is summary logging enabled.
+   */
+  boolean isLogSummary();
+
+  /**
+   * Log a SQL message.
+   */
+  void sql(String msg, Object... args);
+
+  /**
+   * Log a Summary message.
+   */
+  void sum(String msg, Object... args);
+
+  /**
+   * Log a Transaction message.
+   */
+  void txn(String msg, Object... args);
+
+  /**
+   * Transaction Committed.
+   */
+  void notifyCommit();
+
+  /**
+   * Query only transaction completed.
+   */
+  void notifyQueryOnly();
+
+  /**
+   * Transaction Rolled back.
+   */
+  void notifyRollback(Throwable cause);
+}
@@ -139,7 +139,7 @@ public final class TransactionEvent implements Serializable {

  /**
   * Return the CacheChangeSet that we add cache notification messages to.
-   *
+   * <p>
   * We want to add to this change set as we process requests allowing the
   * PersistRequestBean to be garbage collected for large transactions.
   */
@@ -2,7 +2,7 @@ package io.ebeaninternal.api;

 /**
 * Event codes used in transaction profiling.
- *
+ * <p>
 * These appear in verbose transaction profile logs.
 */
 public interface TxnProfileEventCodes {
--- a/Show More
+++ b/Show More