CREATE TABLE "comment_likes" ( "comment_id" uuid NOT NULL, "user_id" uuid NOT NULL, "created_at" timestamp with time zone DEFAULT now() NOT NULL, CONSTRAINT "comment_likes_comment_id_user_id_pk" PRIMARY KEY("comment_id","user_id") ); --> statement-breakpoint CREATE TABLE "comments" ( "id" uuid PRIMARY KEY DEFAULT gen_random_uuid() NOT NULL, "content_id" uuid NOT NULL, "user_id" uuid NOT NULL, "parent_id" uuid, "text" text NOT NULL, "created_at" timestamp with time zone DEFAULT now() NOT NULL, "updated_at" timestamp with time zone DEFAULT now() NOT NULL, "deleted_at" timestamp with time zone ); --> statement-breakpoint CREATE TABLE "conversation_participants" ( "conversation_id" uuid NOT NULL, "user_id" uuid NOT NULL, "joined_at" timestamp with time zone DEFAULT now() NOT NULL, CONSTRAINT "conversation_participants_conversation_id_user_id_pk" PRIMARY KEY("conversation_id","user_id") ); --> statement-breakpoint CREATE TABLE "conversations" ( "id" uuid PRIMARY KEY DEFAULT gen_random_uuid() NOT NULL, "created_at" timestamp with time zone DEFAULT now() NOT NULL, "updated_at" timestamp with time zone DEFAULT now() NOT NULL ); --> statement-breakpoint CREATE TABLE "messages" ( "id" uuid PRIMARY KEY DEFAULT gen_random_uuid() NOT NULL, "conversation_id" uuid NOT NULL, "sender_id" uuid NOT NULL, "text" text NOT NULL, "created_at" timestamp with time zone DEFAULT now() NOT NULL, "read_at" timestamp with time zone ); --> statement-breakpoint ALTER TABLE "comment_likes" ADD CONSTRAINT "comment_likes_comment_id_comments_id_fk" FOREIGN KEY ("comment_id") REFERENCES "public"."comments"("id") ON DELETE cascade ON UPDATE no action;--> statement-breakpoint ALTER TABLE "comment_likes" ADD CONSTRAINT "comment_likes_user_id_users_uuid_fk" FOREIGN KEY ("user_id") REFERENCES "public"."users"("uuid") ON DELETE cascade ON UPDATE no action;--> statement-breakpoint ALTER TABLE "comments" ADD CONSTRAINT "comments_content_id_contents_id_fk" FOREIGN KEY ("content_id") REFERENCES "public"."contents"("id") ON DELETE cascade ON UPDATE no action;--> statement-breakpoint ALTER TABLE "comments" ADD CONSTRAINT "comments_user_id_users_uuid_fk" FOREIGN KEY ("user_id") REFERENCES "public"."users"("uuid") ON DELETE cascade ON UPDATE no action;--> statement-breakpoint ALTER TABLE "comments" ADD CONSTRAINT "comments_parent_id_comments_id_fk" FOREIGN KEY ("parent_id") REFERENCES "public"."comments"("id") ON DELETE cascade ON UPDATE no action;--> statement-breakpoint ALTER TABLE "conversation_participants" ADD CONSTRAINT "conversation_participants_conversation_id_conversations_id_fk" FOREIGN KEY ("conversation_id") REFERENCES "public"."conversations"("id") ON DELETE cascade ON UPDATE no action;--> statement-breakpoint ALTER TABLE "conversation_participants" ADD CONSTRAINT "conversation_participants_user_id_users_uuid_fk" FOREIGN KEY ("user_id") REFERENCES "public"."users"("uuid") ON DELETE cascade ON UPDATE no action;--> statement-breakpoint ALTER TABLE "messages" ADD CONSTRAINT "messages_conversation_id_conversations_id_fk" FOREIGN KEY ("conversation_id") REFERENCES "public"."conversations"("id") ON DELETE cascade ON UPDATE no action;--> statement-breakpoint ALTER TABLE "messages" ADD CONSTRAINT "messages_sender_id_users_uuid_fk" FOREIGN KEY ("sender_id") REFERENCES "public"."users"("uuid") ON DELETE cascade ON UPDATE no action;--> statement-breakpoint CREATE INDEX "comments_content_id_idx" ON "comments" USING btree ("content_id");--> statement-breakpoint CREATE INDEX "comments_user_id_idx" ON "comments" USING btree ("user_id");--> statement-breakpoint CREATE INDEX "comments_parent_id_idx" ON "comments" USING btree ("parent_id");--> statement-breakpoint CREATE INDEX "messages_conversation_id_idx" ON "messages" USING btree ("conversation_id");--> statement-breakpoint CREATE INDEX "messages_sender_id_idx" ON "messages" USING btree ("sender_id");