text: -- Copyright 2017 Hortonworks.;
  -- ;
  -- 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.;
  
  ALTER TABLE "topology_test_run_histories" DROP CONSTRAINT topology_trh_fk_topology_test;