Fix dbmigration (#1277)

ENH: Support adding a '-- Generated by' comment to DDL including version and timestamp

src/main/java/io/ebean/Ebean.java

@@ -113,7 +113,10 @@ import java.util.concurrent.ConcurrentHashMap;
  */
 public final class Ebean {
   private static final Logger logger = LoggerFactory.getLogger(Ebean.class);
-
+  static {
+    EbeanVersion.getVersion(); // initalizes the version class and logs the version.
+  }
+ 
   /**
    * Manages creation and cache of EbeanServers.
    */

src/main/java/io/ebean/EbeanServerFactory.java

@@ -33,6 +33,10 @@ public class EbeanServerFactory {
 
   private static SpiContainer container;
 
+  static {
+    EbeanVersion.getVersion(); // initalizes the version class and logs the version.
+  }
+
   /**
    * Initialise the container with clustering configuration.
    * <p>

src/main/java/io/ebean/EbeanVersion.java

@@ -0,0 +1,43 @@
+package io.ebean;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Properties;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+/**
+ * Class to determine the ebean version. (
+ * @author Roland Praml, FOCONIS AG
+ *
+ */
+public class EbeanVersion {
+  private EbeanVersion() {
+    
+  }
+  private static final Logger logger = LoggerFactory.getLogger(EbeanVersion.class);
+  
+  private static String version = "unknown";
+  static {
+    try {
+      Properties prop = new Properties();
+      InputStream in = Ebean.class.getResourceAsStream("/META-INF/maven/io.ebean/ebean/pom.properties");
+      if (in != null) {
+        prop.load(in);
+        in.close();
+        version = prop.getProperty("version");
+      }
+      logger.info("ebean version: {}", version);
+    } catch (IOException e) {
+      logger.warn("Could not determine ebean version: {}", e.getMessage());
+    }
+  }
+  
+  /**
+   * Returns the ebean version (read from /META-INF/maven/io.ebean/ebean/pom.properties)
+   */
+  public static String getVersion() {
+    return version;
+  }
+  
+}

src/main/java/io/ebean/config/DbMigrationConfig.java

@@ -1,11 +1,16 @@
 package io.ebean.config;
 
+import io.ebean.EbeanVersion;
 import io.ebean.annotation.Platform;
 import io.ebean.migration.MigrationConfig;
 import io.ebean.migration.MigrationRunner;
+import io.ebean.util.StringHelper;
+
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import java.time.ZonedDateTime;
+import java.time.format.DateTimeFormatter;
 import java.util.Map;
 import java.util.Properties;
 
@@ -116,6 +121,11 @@ public class DbMigrationConfig {
    */
   protected boolean strictMode = true;
 
+  /**
+   * Contains the DDL-header information.
+   */
+  protected String ddlHeader;
+
   /**
    * Return the DB platform to generate migration DDL for.
    * <p>
@@ -387,6 +397,14 @@ public class DbMigrationConfig {
     return patchResetChecksumOn;
   }
 
+  /**
+   * Returns a DDL header prepend for each DDL. E.g. for copyright headers
+   * You can use placeholders like ${version} or ${timestamp} in properties file.
+   */
+  public String getDdlHeader() {
+    return ddlHeader;
+  }
+
   /**
    * Set migration versions that should have their checksum reset and not run.
    * <p>
@@ -454,6 +472,11 @@ public class DbMigrationConfig {
     String adminPwd = properties.get("datasource." + serverName + ".password", dbPassword);
     adminPwd = properties.get("datasource." + serverName + ".adminpassword", adminPwd);
     dbPassword = properties.get("migration.dbpassword", adminPwd);
+    ddlHeader = properties.get("ddl.header", ddlHeader);
+    if (ddlHeader != null && !ddlHeader.isEmpty()) {
+      ddlHeader = StringHelper.replaceString(ddlHeader, "${version}", EbeanVersion.getVersion());
+      ddlHeader = StringHelper.replaceString(ddlHeader, "${timestamp}", ZonedDateTime.now().format( DateTimeFormatter.ISO_INSTANT ));
+    }
   }
 
   /**

src/main/java/io/ebeaninternal/dbmigration/ddlgeneration/BaseDdlHandler.java

@@ -66,8 +66,13 @@ public class BaseDdlHandler implements DdlHandler {
   }
 
   @Override
-  public void generateExtra(DdlWrite write) throws IOException {
-    tableDdl.generateExtra(write);
+  public void generateProlog(DdlWrite write) throws IOException {
+    tableDdl.generateProlog(write);
+  }
+
+  @Override
+  public void generateEpilog(DdlWrite write) throws IOException {
+    tableDdl.generateEpilog(write);
   }
 
   @Override

src/main/java/io/ebeaninternal/dbmigration/ddlgeneration/DdlHandler.java

@@ -41,5 +41,7 @@ public interface DdlHandler {
 
   void generate(DdlWrite writer, DropIndex dropIndex) throws IOException;
 
-  void generateExtra(DdlWrite write) throws IOException;
+  void generateProlog(DdlWrite write) throws IOException;
+
+  void generateEpilog(DdlWrite write) throws IOException;
 }

src/main/java/io/ebeaninternal/dbmigration/ddlgeneration/TableDdl.java

@@ -68,8 +68,14 @@ public interface TableDdl {
    */
   void generate(DdlWrite writer, DropIndex dropIndex) throws IOException;
 
+  /**
+  /**
+   * Generate any extra DDL such as stored procedures or TableValueParameters.
+   */
+  void generateProlog(DdlWrite write) throws IOException;
+
   /**
    * Generate any extra DDL such as regeneration of history triggers.
    */
-  void generateExtra(DdlWrite write) throws IOException;
+  void generateEpilog(DdlWrite write) throws IOException;
 }

src/main/java/io/ebeaninternal/dbmigration/ddlgeneration/platform/BaseTableDdl.java

@@ -656,14 +656,20 @@ public class BaseTableDdl implements TableDdl {
     platformDdl.dropHistoryTable(writer, dropHistoryTable);
   }
 
+  @Override
+  public void generateProlog(DdlWrite write) throws IOException {
+    platformDdl.generateProlog(write);
+  }
+
   /**
    * Called at the end to generate additional ddl such as regenerate history triggers.
    */
   @Override
-  public void generateExtra(DdlWrite write) throws IOException {
+  public void generateEpilog(DdlWrite write) throws IOException {
     for (HistoryTableUpdate update : this.regenerateHistoryTriggers.values()) {
       platformDdl.regenerateHistoryTriggers(write, update);
     }
+    platformDdl.generateEpilog(write);
   }
 
   @Override

src/main/java/io/ebeaninternal/dbmigration/ddlgeneration/platform/PlatformDdl.java

@@ -617,4 +617,19 @@ public class PlatformDdl {
     }
     apply.append(String.format("comment on column %s.%s is '%s'", table, column, comment)).endOfStatement();
   }
+
+  /**
+   * Use this to generate a prolog for each script (stored procedures)
+   */
+  public void generateProlog(DdlWrite write) throws IOException {
+
+  }
+
+  /**
+   * Use this to generate an epilog. Will be added at the end of script
+   */
+  public void generateEpilog(DdlWrite write) throws IOException {
+
+  }
+
 }

src/main/java/io/ebeaninternal/dbmigration/model/CurrentModel.java

@@ -107,6 +107,10 @@ public class CurrentModel {
     createDdl();
 
     StringBuilder ddl = new StringBuilder(2000);
+    String header = server.getServerConfig().getMigrationConfig().getDdlHeader();
+    if (header != null && !header.isEmpty()) {
+      ddl.append(header).append('\n');
+    }
     ddl.append(write.apply().getBuffer());
     ddl.append(write.applyForeignKeys().getBuffer());
     ddl.append(write.applyHistory().getBuffer());
@@ -122,6 +126,10 @@ public class CurrentModel {
     createDdl();
 
     StringBuilder ddl = new StringBuilder(2000);
+    String header = server.getServerConfig().getMigrationConfig().getDdlHeader();
+    if (header != null && !header.isEmpty()) {
+      ddl.append(header).append('\n');
+    }
     ddl.append(write.dropAllForeignKeys().getBuffer());
     ddl.append(write.dropAll().getBuffer());
 
@@ -139,7 +147,9 @@ public class CurrentModel {
       write = new DdlWrite(new MConfiguration(), model);
 
       DdlHandler handler = handler();
+      handler.generateProlog(write);
       handler.generate(write, createChangeSet);
+      handler.generateEpilog(write);
     }
   }
 

src/main/java/io/ebeaninternal/dbmigration/model/PlatformDdlWriter.java

@@ -45,14 +45,14 @@ public class PlatformDdlWriter {
   public void processMigration(Migration dbMigration, DdlWrite write, File writePath, String fullVersion) throws IOException {
 
     DdlHandler handler = handler();
-
+    handler.generateProlog(write);
     List<ChangeSet> changeSets = dbMigration.getChangeSet();
     for (ChangeSet changeSet : changeSets) {
       if (isApply(changeSet)) {
         handler.generate(write, changeSet);
       }
     }
-    handler.generateExtra(write);
+    handler.generateEpilog(write);
 
     writePlatformDdl(write, writePath, fullVersion);
   }
@@ -88,6 +88,10 @@ public class PlatformDdlWriter {
    */
   protected void writeApplyDdl(Writer writer, DdlWrite write) throws IOException {
 
+    String header = config.getDdlHeader();
+    if (header != null) {
+      writer.append(header).append('\n');
+    }
     // merge the apply buffers in the appropriate order
     prependDropDependencies(writer, write.applyDropDependencies());
     writer.append("-- apply changes\n");

src/main/java/io/ebeaninternal/dbmigration/model/build/ModelBuildBeanVisitor.java

@@ -90,7 +90,9 @@ public class ModelBuildBeanVisitor implements BeanVisitor {
     if (!descriptor.isIdTypePlatformDefault() || initialValue > 0 || allocationSize > 0) {
       // explicitly set to use sequence or identity (generally not recommended practice)
       if (IdType.IDENTITY == descriptor.getIdType()) {
-        table.setIdentityType(IdentityType.IDENTITY);
+        if (!descriptor.isIdTypePlatformDefault()) {
+          table.setIdentityType(IdentityType.IDENTITY);
+        }
       } else {
         // explicit sequence defined
         table.setIdentityType(IdentityType.SEQUENCE);

src/test/java/io/ebeaninternal/dbmigration/model/build/ModelBuild_compoundKeyTest.java

@@ -63,7 +63,7 @@ public class ModelBuild_compoundKeyTest extends BaseTestCase {
     String apply = Helper.asText(this, "/assert/ModelBuild_compoundKeyTest/apply.sql");
 
     String createDdl = currentModel.getCreateDdl();
-    assertThat(createDdl).isEqualTo(apply);
+    assertThat(createDdl).startsWith("-- Generated by ebean").endsWith(apply);
 
   }
 
@@ -81,6 +81,6 @@ public class ModelBuild_compoundKeyTest extends BaseTestCase {
     String createDdl = currentModel.getCreateDdl();
     String apply = Helper.asText(this, "/assert/ModelBuild_compoundKeyTest/apply.sql");
 
-    assertThat(createDdl).isEqualTo(apply);
+    assertThat(createDdl).startsWith("-- Generated by ebean").endsWith(apply);
   }
 }

src/test/java/io/ebeaninternal/dbmigration/model/build/ModelBuild_explicitSequencesTest.java

@@ -45,7 +45,9 @@ public class ModelBuild_explicitSequencesTest extends BaseTestCase {
     CurrentModel currentModel = new CurrentModel(ebeanServer);
 
     String apply = currentModel.getCreateDdl();
-    assertThat(apply).isEqualTo(Helper.asText(this, "/assert/ModelBuild_explicitSequencesTest/apply.sql"));
+    assertThat(apply)
+      .startsWith("-- Generated by ebean")
+      .endsWith(Helper.asText(this, "/assert/ModelBuild_explicitSequencesTest/apply.sql"));
 
   }
 
@@ -56,7 +58,9 @@ public class ModelBuild_explicitSequencesTest extends BaseTestCase {
     CurrentModel currentModel = new CurrentModel(ebeanServer);
 
     String apply = currentModel.getCreateDdl();
-    assertThat(apply).isEqualTo(Helper.asText(this, "/assert/ModelBuild_explicitSequencesTest/pg-apply.sql"));
+    assertThat(apply)
+      .startsWith("-- Generated by ebean")
+      .endsWith(Helper.asText(this,  "/assert/ModelBuild_explicitSequencesTest/pg-apply.sql"));
 
   }
 

src/test/resources/dbmigration/migrationtest/db2/1.0__initial.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_basic (
   id                            integer generated by default as identity not null,

src/test/resources/dbmigration/migrationtest/db2/1.1.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_user (
   id                            integer generated by default as identity not null,

src/test/resources/dbmigration/migrationtest/db2/1.2__dropsFor_1.1.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 alter table migtest_e_basic drop column old_boolean;
 

src/test/resources/dbmigration/migrationtest/db2/1.3.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_ref (
   id                            integer generated by default as identity not null,

src/test/resources/dbmigration/migrationtest/db2/1.4__dropsFor_1.3.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 alter table migtest_e_basic drop column new_string_field;
 

src/test/resources/dbmigration/migrationtest/h2/1.0__initial.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_basic (
   id                            integer auto_increment not null,

src/test/resources/dbmigration/migrationtest/h2/1.1.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_user (
   id                            integer auto_increment not null,

src/test/resources/dbmigration/migrationtest/h2/1.2__dropsFor_1.1.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 alter table migtest_e_basic drop column old_boolean;
 

src/test/resources/dbmigration/migrationtest/h2/1.3.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_ref (
   id                            integer auto_increment not null,

src/test/resources/dbmigration/migrationtest/h2/1.4__dropsFor_1.3.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- drop dependencies
 drop trigger migtest_e_history_history_upd;
 drop view migtest_e_history_with_history;

src/test/resources/dbmigration/migrationtest/hsqldb/1.0__initial.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_basic (
   id                            integer generated by default as identity (start with 1)  not null,

src/test/resources/dbmigration/migrationtest/hsqldb/1.1.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_user (
   id                            integer generated by default as identity (start with 1)  not null,

src/test/resources/dbmigration/migrationtest/hsqldb/1.2__dropsFor_1.1.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 alter table migtest_e_basic drop column old_boolean;
 

src/test/resources/dbmigration/migrationtest/hsqldb/1.3.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_ref (
   id                            integer generated by default as identity (start with 1)  not null,

src/test/resources/dbmigration/migrationtest/hsqldb/1.4__dropsFor_1.3.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 alter table migtest_e_basic drop column new_string_field;
 

src/test/resources/dbmigration/migrationtest/mysql/1.0__initial.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_basic (
   id                            integer auto_increment not null,

src/test/resources/dbmigration/migrationtest/mysql/1.1.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_user (
   id                            integer auto_increment not null,

src/test/resources/dbmigration/migrationtest/mysql/1.2__dropsFor_1.1.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 alter table migtest_e_basic drop column old_boolean;
 

src/test/resources/dbmigration/migrationtest/mysql/1.3.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_ref (
   id                            integer auto_increment not null,

src/test/resources/dbmigration/migrationtest/mysql/1.4__dropsFor_1.3.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- drop dependencies
 drop trigger migtest_e_history_history_upd;
 drop trigger migtest_e_history_history_del;

src/test/resources/dbmigration/migrationtest/oracle/1.0__initial.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_basic (
   id                            number(10) not null,

src/test/resources/dbmigration/migrationtest/oracle/1.1.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_user (
   id                            number(10) not null,

src/test/resources/dbmigration/migrationtest/oracle/1.2__dropsFor_1.1.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 alter table migtest_e_basic drop column old_boolean;
 

src/test/resources/dbmigration/migrationtest/oracle/1.3.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_ref (
   id                            number(10) not null,

src/test/resources/dbmigration/migrationtest/oracle/1.4__dropsFor_1.3.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 alter table migtest_e_basic drop column new_string_field;
 

src/test/resources/dbmigration/migrationtest/postgres/1.0__initial.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_basic (
   id                            serial not null,

src/test/resources/dbmigration/migrationtest/postgres/1.1.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- drop dependencies
 drop view if exists migtest_e_history2_with_history;
 

src/test/resources/dbmigration/migrationtest/postgres/1.2__dropsFor_1.1.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 alter table migtest_e_basic drop column old_boolean;
 

src/test/resources/dbmigration/migrationtest/postgres/1.3.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_ref (
   id                            serial not null,

src/test/resources/dbmigration/migrationtest/postgres/1.4__dropsFor_1.3.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- drop dependencies
 drop trigger if exists migtest_e_history_history_upd on migtest_e_history cascade;
 drop function if exists migtest_e_history_history_version();

src/test/resources/dbmigration/migrationtest/sqlite/1.0__initial.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_basic (
   id                            integer not null,

src/test/resources/dbmigration/migrationtest/sqlite/1.1.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_user (
   id                            integer not null,

src/test/resources/dbmigration/migrationtest/sqlite/1.2__dropsFor_1.1.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 alter table migtest_e_basic drop column old_boolean;
 

src/test/resources/dbmigration/migrationtest/sqlite/1.3.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_ref (
   id                            integer not null,

src/test/resources/dbmigration/migrationtest/sqlite/1.4__dropsFor_1.3.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 alter table migtest_e_basic drop column new_string_field;
 

src/test/resources/dbmigration/migrationtest/sqlserver/1.0__initial.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_basic (
   id                            integer identity(1,1) not null,

src/test/resources/dbmigration/migrationtest/sqlserver/1.1.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_user (
   id                            integer identity(1,1) not null,

src/test/resources/dbmigration/migrationtest/sqlserver/1.2__dropsFor_1.1.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 -- drop column migtest_e_basic.old_boolean;
 IF (OBJECT_ID('uq_migtest_e_basic_old_boolean', 'UQ') IS NOT NULL) alter table migtest_e_basic drop constraint uq_migtest_e_basic_old_boolean;
@@ -39,3 +40,4 @@ IF OBJECT_ID('fk_migtest_e_basic_eref_id', 'F') IS NOT NULL alter table migtest_
 alter table migtest_e_basic drop column eref_id;
 
 IF OBJECT_ID('migtest_e_ref', 'U') IS NOT NULL drop table migtest_e_ref;
+IF OBJECT_ID('migtest_e_ref_seq', 'SO') IS NOT NULL drop sequence migtest_e_ref_seq;

src/test/resources/dbmigration/migrationtest/sqlserver/1.3.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 create table migtest_e_ref (
   id                            integer identity(1,1) not null,

src/test/resources/dbmigration/migrationtest/sqlserver/1.4__dropsFor_1.3.sql

@@ -1,3 +1,4 @@
+-- Migrationscripts for ebean unittest
 -- apply changes
 -- drop column migtest_e_basic.new_string_field;
 IF (OBJECT_ID('uq_migtest_e_basic_new_string_field', 'UQ') IS NOT NULL) alter table migtest_e_basic drop constraint uq_migtest_e_basic_new_string_field;
@@ -104,6 +105,7 @@ IF OBJECT_ID('fk_migtest_e_softdelete_deleted', 'F') IS NOT NULL alter table mig
 alter table migtest_e_softdelete drop column deleted;
 
 IF OBJECT_ID('migtest_e_user', 'U') IS NOT NULL drop table migtest_e_user;
+IF OBJECT_ID('migtest_e_user_seq', 'SO') IS NOT NULL drop sequence migtest_e_user_seq;
 -- dropping history support for migtest_e_history;
 delimiter $$
 DECLARE @Tmp nvarchar(200);select @Tmp = t1.name  from sys.default_constraints t1

src/test/resources/ebean.properties

@@ -18,6 +18,7 @@ ebean.encryptKeyManager=org.tests.basic.encrypt.BasicEncyptKeyManager
 ebean.sqlserver.ddl.createOnly=true
 ebean.ddl.generate=true
 ebean.ddl.run=true
+ebean.ddl.header=-- Generated by ebean ${version} at ${timestamp}
 ebean.packages=org.tests
 datasource.default=h2
 
@@ -152,6 +153,7 @@ datasource.migrationtest.databaseDriver=org.h2.Driver
 ebean.migrationtest.applyPrefix=V
 ebean.migrationtest.ddl.generate=false
 ebean.migrationtest.ddl.run=false
+ebean.migrationtest.ddl.header=-- Migrationscripts for ebean unittest
 ebean.migrationtest.migration.appName=migrationtest
 ebean.migrationtest.migration.migrationPath=dbmigration/migrationtest
 ebean.migrationtest.migration.strict=true