Refactor tests using assertSql() helper method

This helper method trims column alias from the sql (for Oracle)

src/test/java/main/StartOracle.java

@@ -0,0 +1,17 @@
+package main;
+
+import io.ebean.docker.commands.OracleConfig;
+import io.ebean.docker.commands.OracleContainer;
+
+public class StartOracle {
+
+  public static void main(String[] args) {
+
+    OracleConfig config = new OracleConfig();
+//    config.setImage("quillbuilduser/oracle-18-xe:latest");
+    config.setUser("test_ebean");
+
+    OracleContainer container = new OracleContainer(config);
+    container.start();//WithDropCreate();
+  }
+}