text: -- Copyright 2022 PingCAP, Ltd.
  --
  -- Licensed 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.
  
  ATTACH TABLE `test-tbl`
  (
      pk Nullable(Int32),
      _tidb_rowid Int64
  )
  ENGINE = DeltaMerge(_tidb_rowid, '{"cols":[{"comment":"","default":null,"id":1,"name":{"L":"pk","O":"pk"},"offset":0,"origin_default":null,"state":5,"type":{"Decimal":0,"Elems":null,"Flag":0,"Flen":11,"Tp":3}}],"comment":"","id":66,"name":{"L":"test-tbl","O":"test-tbl"},"partition":null,"pk_is_handle":false,"schema_version":36,"state":5,"update_timestamp":417293448885567496}')
  