Merge remote-tracking branch 'upstream/master'

# Conflicts: # ebean-api/pom.xml # ebean-api/src/main/java/io/ebean/config/dbplatform/db2/BaseDB2Platform.java # ebean-ddl-generator/src/test/resources/dbmigration/migrationtest/db2/1.1.sql # ebean-ddl-generator/src/test/resources/dbmigration/migrationtest/db2/1.3.sql # ebean-ddl-generator/src/test/resources/dbmigration/migrationtest/db2/idx_db2.migrations
2024-04-21 10:51:47 +00:00 · 2022-01-28 07:53:45 +01:00
parent fc1ae308b5 1d11666945
commit 4493f1b266
35 changed files with 340 additions and 66 deletions
@@ -55,12 +55,12 @@ public class DatabasePlatform {
  protected boolean supportsSavepointId = true;

  protected boolean useMigrationStoredProcedures = false;
-  
+
  /**
   * Can we use native java time API objects in
   * {@link ResultSet#getObject(int, Class)} and
   * {@link PreparedStatement#setObject(int, Object)}.
-   * 
+   *
   * Not all drivers (DB2 e.g.) will support this.
   */
  protected boolean supportsNativeJavaTime = true;
@@ -214,6 +214,8 @@ public class DatabasePlatform {
   */
  protected PersistBatch persistBatchOnCascade = PersistBatch.ALL;

+  protected int maxInBinding;
+
  /**
   * The maximum length of table names - used specifically when derived
   * default table names for intersection tables.
@@ -370,6 +372,13 @@ public class DatabasePlatform {
    return inlineSqlUpdateLimit;
  }

+  /**
+   * Return the maximum number of bind values this database platform allows or zero for no limit.
+   */
+  public int getMaxInBinding() {
+    return maxInBinding;
+  }
+
  /**
   * Return the maximum table name length.
   * <p>
@@ -15,16 +15,11 @@ import io.ebean.config.dbplatform.SqlErrorCodes;
 /**
 * DB2 specific platform.
 */
-public class DB2Platform extends DatabasePlatform {
+public abstract class BaseDB2Platform extends DatabasePlatform {

-  public DB2Platform() {
+  public BaseDB2Platform() {
    super();
    this.platform = Platform.DB2;
-    // Note: DB2 (at least LUW supports length up to 128)
-    // TOOD: Check if we need to introduce a new platform (DB2_LUW_11 ?)
-    // FIXME: This differs to original ebean branch, but is required run tests.
-    this.maxTableNameLength = 128;
-    this.maxConstraintNameLength = 128;
    this.supportsNativeJavaTime = false;
    this.truncateTable = "truncate table %s reuse storage ignore delete triggers immediate";
    this.likeClauseRaw = "like ?";
@@ -0,0 +1,39 @@
+package io.ebean.config.dbplatform.db2;
+
+import io.ebean.annotation.Platform;
+import io.ebean.config.dbplatform.DbPlatformType;
+import io.ebean.config.dbplatform.DbType;
+import io.ebean.config.dbplatform.SqlErrorCodes;
+
+import java.sql.Types;
+
+/**
+ * DB2 specific platform for i Series.
+ * 
+ * @author Cédric Sougné
+ */
+public class DB2ForIPlatform extends BaseDB2Platform {
+
+  public DB2ForIPlatform() {
+    super();
+    this.platform = Platform.DB2FORI;
+    // Note: IBM i from 7.1 allow up to to 128
+    // TODO: Check if we need to introduce older platform (DB2ForI_6 ? but older
+    // documentation is not anymore published on ibm.com),
+    this.maxTableNameLength = 128;
+    this.maxConstraintNameLength = 128;
+
+    this.dbIdentity.setSupportsIdentity(true);
+
+    this.exceptionTranslator = new SqlErrorCodes().addAcquireLock("57033") // key -913
+        .addDuplicateKey("23505") // -803
+        // .addDataIntegrity("-407","-530","-531","-532","-543","-544","-545","-603","-667")
+        // we need SQLState, not code:
+        // https://www.ibm.com/support/knowledgecenter/en/SSEPEK_10.0.0/codes/src/tpc/db2z_n.html
+        .addDataIntegrity("23502", "23503", "23504", "23507", "23511", "23512", "23513", "42917", "23515")
+        .build();
+
+    booleanDbType = Types.SMALLINT;
+    dbTypeMap.put(DbType.BOOLEAN, new DbPlatformType("smallint default 0"));
+  }
+}
@@ -0,0 +1,20 @@
+package io.ebean.config.dbplatform.db2;
+
+import io.ebean.annotation.Platform;
+
+/**
+ * DB2 specific platform for older DB2 versions. This platform is here for
+ * compatibility reasons. It uses a length limit of 18 chars for table and
+ * constraint names. Newer DB2 versions will support up to 128. It is strongly
+ * recommended to migrate to db2luw/DB2ForI or db2zos platform.
+ */
+public class DB2LegacyPlatform extends BaseDB2Platform {
+  public DB2LegacyPlatform() {
+    super();
+    this.platform = Platform.DB2;
+    // Note: DB2 (at least LUW supports length up to 128)
+    // TOOD: Check if we need to introduce a new platform (DB2_LUW_11 ?)
+    this.maxTableNameLength = 18;
+    this.maxConstraintNameLength = 18;
+  }
+}
@@ -0,0 +1,17 @@
+package io.ebean.config.dbplatform.db2;
+
+import io.ebean.annotation.Platform;
+
+/**
+ * DB2 platform for Linux/Unix/Windows.
+ * @author Roland Praml, FOCONIS AG
+ *
+ */
+public class DB2LuwPlatform extends BaseDB2Platform {
+  public DB2LuwPlatform() {
+    super();
+    this.platform = Platform.DB2LUW;
+    this.maxTableNameLength = 128;
+    this.maxConstraintNameLength = 128;
+  }
+}
@@ -0,0 +1,18 @@
+package io.ebean.config.dbplatform.db2;
+
+import io.ebean.annotation.Platform;
+
+/**
+ * DB2 platform for z/OS. 
+ * Note: This platform is currently not tested!
+ * @author Roland Praml, FOCONIS AG
+ *
+ */
+public class DB2ZosPlatform extends BaseDB2Platform {
+  public DB2ZosPlatform() {
+    super();
+    this.platform = Platform.DB2ZOS;
+    this.maxTableNameLength = 128;
+    this.maxConstraintNameLength = 128;
+  }
+}
@@ -23,6 +23,7 @@ public class OraclePlatform extends DatabasePlatform {
    super();
    this.platform = Platform.ORACLE;
    this.supportsDeleteTableAlias = true;
+    this.maxInBinding = 1000;
    this.maxTableNameLength = 30;
    this.maxConstraintNameLength = 30;
    this.dbEncrypt = new OracleDbEncrypt();
@@ -27,6 +27,7 @@ abstract class SqlServerBasePlatform extends DatabasePlatform {
    // SQL Server unless we are using sequences
    this.dbEncrypt = new SqlServerDbEncrypt();
    this.persistBatchOnCascade = PersistBatch.NONE;
+    this.maxInBinding = 2000;
    this.idInExpandedForm = true;
    this.selectCountWithAlias = true;
    this.selectCountWithColumnAlias = true;
@@ -0,0 +1,12 @@
+package io.ebean.config.dbplatform.yugabyte;
+
+import io.ebean.annotation.Platform;
+import io.ebean.config.dbplatform.postgres.PostgresPlatform;
+
+public class YugabytePlaform extends PostgresPlatform {
+
+  public YugabytePlaform() {
+    super();
+    this.platform = Platform.YUGABYTE;
+  }
+}