def is_delete(self, tableName):
        reservedTableNameList = ["mantis_user_table", "mantis_tokens_table", "mantis_config_table"]
        isDeleteFlag = 1
        for name in reservedTableNameList:
            isIdentical = cmp(tableName, name)
            if isIdentical == 0:
                isDeleteFlag = 0
                break
        return isDeleteFlag