我正在尝试返回initialiser列。当我指定单个country_language_id时，它会起作用，但当我尝试选择多个country_id时，结果仍为1.
country_id结果= 1
SELECT country_language_id FROM country_master where row_active=1 and country_id=2;
结果= 4
SELECT country_language_id FROM country_master where row_active=1 and country_id=3;
结果= 1