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--  Constraints for Table DEPLOYMENT_REQ_REFERENCE
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  ALTER TABLE "ENVX_OPER"."DEPLOYMENT_REQ_REFERENCE" MODIFY ("ID_REFERENCE" NOT NULL ENABLE);
  ALTER TABLE "ENVX_OPER"."DEPLOYMENT_REQ_REFERENCE" MODIFY ("ID_REQUEST" NOT NULL ENABLE);
  ALTER TABLE "ENVX_OPER"."DEPLOYMENT_REQ_REFERENCE" MODIFY ("ID_REF_SOURCE" NOT NULL ENABLE);
  ALTER TABLE "ENVX_OPER"."DEPLOYMENT_REQ_REFERENCE" ADD CONSTRAINT "PK_REQUEST_REFERENCE" PRIMARY KEY ("ID_REFERENCE", "ID_REQUEST")
  USING INDEX "ENVX_OPER"."PK_REQUEST_REFERENCE"  ENABLE;