CREATE TABLE "crdt_documents" ( "id" uuid PRIMARY KEY DEFAULT gen_random_uuid() NOT NULL, "user_id" uuid NOT NULL, "entity_type" varchar(50) NOT NULL, "entity_id" uuid NOT NULL, "binary" varchar(1048576) NOT NULL, "sync_version" integer DEFAULT 0 NOT NULL, "created_at" timestamp with time zone DEFAULT now() NOT NULL, "updated_at" timestamp with time zone DEFAULT now() NOT NULL ); --> statement-breakpoint ALTER TABLE "crdt_documents" ADD CONSTRAINT "crdt_documents_user_id_users_id_fk" FOREIGN KEY ("user_id") REFERENCES "public"."users"("id") ON DELETE cascade ON UPDATE no action;--> statement-breakpoint CREATE UNIQUE INDEX "crdt_documents_user_entity_idx" ON "crdt_documents" USING btree ("user_id","entity_type","entity_id");--> statement-breakpoint CREATE INDEX "crdt_documents_entity_type_idx" ON "crdt_documents" USING btree ("entity_type");--> statement-breakpoint CREATE INDEX "crdt_documents_sync_version_idx" ON "crdt_documents" USING btree ("user_id","sync_version");