*/
@PostConstruct
public void init() throws Exception {
SqlGeneratorFactory.getInstance().register(new LockExDatabaseChangeLogGenerator());
TypeConverterFactory.getInstance().register(H2ExTypeConverter.class);
LiquibaseEx liquibase = new LiquibaseEx(getChangeLog(), new ClassLoaderResourceAccessor(getResourceLoader()
.getClassLoader()), getDatabase());
// previous RenameColumnGenerator don't support Cubrid,so remove it and add new Generator
SqlGeneratorFactory.getInstance().unregister(RenameColumnGenerator.class);
SqlGeneratorFactory.getInstance().register(new RenameColumnExGenerator());
SqlGeneratorFactory.getInstance().unregister(ModifyDataTypeGenerator.class);