ALTER TABLE "forklifts" DROP CONSTRAINT "forklifts_plant_serverData_name_fk"; --> statement-breakpoint DROP INDEX "plant_name";--> statement-breakpoint ALTER TABLE "forklifts" ADD CONSTRAINT "forklifts_plant_serverData_server_id_fk" FOREIGN KEY ("plant") REFERENCES "public"."serverData"("server_id") ON DELETE set null ON UPDATE no action;