actionWriterMap.put(ChangeAction.Modify,
new ActionChangeWriter(changeWriter, ChangeAction.Modify, keepInvalidWays));
actionWriterMap.put(ChangeAction.Delete,
new ActionChangeWriter(changeWriter, ChangeAction.Delete, keepInvalidWays));
schemaVersionValidator = new SchemaVersionValidator(dbCtx.getJdbcTemplate(), preferences);
initialized = false;
}