CREATE TABLE IF NOT EXISTS "card_comments" ( "id" bigserial PRIMARY KEY NOT NULL, "publicId" varchar(12) NOT NULL, "comment" text NOT NULL, "cardId" bigint NOT NULL, "createdBy" uuid NOT NULL, "createdAt" timestamp DEFAULT now() NOT NULL, "updatedAt" timestamp, "deletedAt" timestamp, "deletedBy" uuid, CONSTRAINT "card_comments_publicId_unique" UNIQUE("publicId") ); --> statement-breakpoint DO $$ BEGIN ALTER TABLE "card_comments" ADD CONSTRAINT "card_comments_cardId_card_id_fk" FOREIGN KEY ("cardId") REFERENCES "card"("id") ON DELETE cascade ON UPDATE no action; EXCEPTION WHEN duplicate_object THEN null; END $$; --> statement-breakpoint DO $$ BEGIN ALTER TABLE "card_comments" ADD CONSTRAINT "card_comments_createdBy_user_id_fk" FOREIGN KEY ("createdBy") REFERENCES "user"("id") ON DELETE no action ON UPDATE no action; EXCEPTION WHEN duplicate_object THEN null; END $$; --> statement-breakpoint DO $$ BEGIN ALTER TABLE "card_comments" ADD CONSTRAINT "card_comments_deletedBy_user_id_fk" FOREIGN KEY ("deletedBy") REFERENCES "user"("id") ON DELETE no action ON UPDATE no action; EXCEPTION WHEN duplicate_object THEN null; END $$;