b.id id,
b.id banner_id,
b.type,
bt.title title,
COALESCE(bt.link, '') link,
bt.image image,
bt.image_thumb image_thumb,
b.sort,
b.status,
b.create_time,
b.update_time
b.id id,
b.id banner_id,
b.type,
b.sort,
b.status,
b.create_time,
b.update_time
id,
banner_id,
language,
title,
COALESCE(link, '') link,
image,
image_thumb
LEFT JOIN cms_banner_i18n bt ON b.id = bt.banner_id