ALTER TABLE "projects" ADD COLUMN IF NOT EXISTS "chat_enabled" boolean NOT NULL DEFAULT true; --> statement-breakpoint CREATE TABLE "communication_hidden_rooms" ( "tenant_id" bigint NOT NULL REFERENCES "tenants"("id") ON DELETE CASCADE, "user_id" uuid NOT NULL REFERENCES "auth_users"("id") ON DELETE CASCADE, "room_key" text NOT NULL, PRIMARY KEY ("tenant_id", "user_id", "room_key") );