-- 043_house_reviews_extend.sql
-- Purpose: Add 'likes' column to house_reviews per Cross_Source_Matching sec 15.
--          Table itself exists in 014 with richer split (text_main/pros/cons vs single "text").
-- Dependencies: 014_house_reviews.sql

BEGIN;

ALTER TABLE house_reviews
  ADD COLUMN IF NOT EXISTS likes int;

COMMENT ON COLUMN house_reviews.likes IS
  'Likes/helpful count from source (Cian / Yandex). NULL for Avito (not exposed).';

COMMIT;