ALTER TABLE "UserToPinnedNotes" DROP CONSTRAINT "UserToPinnedNotes_userId_Notes_id_fk"; --> statement-breakpoint ALTER TABLE "UserToPinnedNotes" DROP CONSTRAINT "UserToPinnedNotes_noteId_Users_id_fk"; --> statement-breakpoint DO $$ BEGIN ALTER TABLE "UserToPinnedNotes" ADD CONSTRAINT "UserToPinnedNotes_userId_Users_id_fk" FOREIGN KEY ("userId") REFERENCES "Users"("id") ON DELETE cascade ON UPDATE cascade; EXCEPTION WHEN duplicate_object THEN null; END $$; --> statement-breakpoint DO $$ BEGIN ALTER TABLE "UserToPinnedNotes" ADD CONSTRAINT "UserToPinnedNotes_noteId_Notes_id_fk" FOREIGN KEY ("noteId") REFERENCES "Notes"("id") ON DELETE cascade ON UPDATE cascade; EXCEPTION WHEN duplicate_object THEN null; END $$;