text: --
  -- Licensed to the Apache Software Foundation (ASF) under one
  -- or more contributor license agreements.  See the NOTICE file
  -- distributed with this work for additional information
  -- regarding copyright ownership.  The ASF licenses this file
  -- to you under the Apache License, Version 2.0 (the
  -- "License"); you may not use this file except in compliance
  -- with the License.  You may obtain a copy of the License at
  --
  --   http://www.apache.org/licenses/LICENSE-2.0
  --
  -- Unless required by applicable law or agreed to in writing,
  -- software distributed under the License is distributed on an
  -- "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  -- KIND, either express or implied.  See the License for the
  -- specific language governing permissions and limitations
  -- under the License.
  --
  
  ALTER TABLE tajet_teller ADD last_opened_by VARCHAR(32) NULL;
  ALTER TABLE tajet_teller ADD last_opened_on TIMESTAMP(3) NULL;
  
  UPDATE tajet_teller SET last_opened_by = last_modified_by, last_opened_on = last_modified_on WHERE last_modified_on IS NOT NULL;