Hi,
Yes liquibase hibernate is in the path.
I tried removing the dialect but it did not change anything.
Using
<referenceDriver>liquibase.ext.hibernate.database.connection.HibernateDriver</referenceDriver>
goes further :
INFO 04/03/14 18:05:liquibase: Error getting default schema
java.lang.NullPointerException
at liquibase.executor.jvm.JdbcExecutor$QueryCallableStatementCallback.do
InCallableStatement(JdbcExecutor.java:363)
at liquibase.executor.jvm.JdbcExecutor.execute(JdbcExecutor.java:80)
at liquibase.executor.jvm.JdbcExecutor.query(JdbcExecutor.java:116)
at liquibase.executor.jvm.JdbcExecutor.query(JdbcExecutor.java:127)
at liquibase.executor.jvm.JdbcExecutor.queryForObject(JdbcExecutor.java:135)
at liquibase.executor.jvm.JdbcExecutor.queryForObject(JdbcExecutor.java:146)
at liquibase.executor.jvm.JdbcExecutor.queryForObject(JdbcExecutor.java:141)
at liquibase.database.AbstractJdbcDatabase.getConnectionSchemaName(AbstractJdbcDatabase.java:341)
at liquibase.database.AbstractJdbcDatabase.getDefaultSchemaName(AbstractJdbcDatabase.java:324)
at liquibase.snapshot.jvm.SchemaSnapshotGenerator.snapshotObject(SchemaSnapshotGenerator.java:44)
at liquibase.snapshot.jvm.JdbcSnapshotGenerator.snapshot(JdbcSnapshotGenerator.java:59)
at liquibase.snapshot.SnapshotGeneratorChain.snapshot(SnapshotGeneratorChain.java:47)
at liquibase.snapshot.jvm.JdbcSnapshotGenerator.snapshot(JdbcSnapshotGenerator.java:62)
at liquibase.snapshot.SnapshotGeneratorChain.snapshot(SnapshotGeneratorChain.java:47)
at liquibase.snapshot.jvm.JdbcSnapshotGenerator.snapshot(JdbcSnapshotGenerator.java:62)
at liquibase.snapshot.SnapshotGeneratorChain.snapshot(SnapshotGeneratorChain.java:47)
at liquibase.snapshot.jvm.JdbcSnapshotGenerator.snapshot(JdbcSnapshotGenerator.java:62)
at liquibase.snapshot.SnapshotGeneratorChain.snapshot(SnapshotGeneratorChain.java:47)
at liquibase.snapshot.DatabaseSnapshot.include(DatabaseSnapshot.java:131)
at liquibase.snapshot.DatabaseSnapshot.<init>(DatabaseSnapshot.java:36)
at liquibase.snapshot.SnapshotGeneratorFactory.createSnapshot(SnapshotGeneratorFactory.java:129)
at liquibase.snapshot.SnapshotGeneratorFactory.createSnapshot(SnapshotGeneratorFactory.java:122)
at liquibase.snapshot.SnapshotGeneratorFactory.createSnapshot(SnapshotGeneratorFactory.java:110)
at liquibase.integration.commandline.CommandLineUtils.doDiffToChangeLog(CommandLineUtils.java:84)
at org.liquibase.maven.plugins.LiquibaseDatabaseDiff.performLiquibaseTask(LiquibaseDatabaseDiff.java:148)
at org.liquibase.maven.plugins.AbstractLiquibaseMojo.execute(AbstractLiquibaseMojo.java:377)
at org.liquibase.maven.plugins.LiquibaseDatabaseDiff.execute(LiquibaseDatabaseDiff.java:128)
at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:107)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:209)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:84)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:59)
at org.apache.maven.lifecycle.internal.LifecycleStarter.singleThreadedBuild(LifecycleStarter.java:183)
at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:161)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:319)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:156)
at org.apache.maven.cli.MavenCli.execute(MavenCli.java:534)
at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:196)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:141)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:48)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:600)
at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:290)
at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:230)
at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:409)
at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:352)