Unknown column 'b.schema_custom' in 'field list': 
    SELECT
        b.cid,
        b.id,
        b.title,
        b.alias,
        b. `image`,
        b.content,
        b.view,
        b.new_tdgy,
        b.new_ndgy,
        b.schema_custom,
        b.created_day,
        CASE WHEN a.adm_post_name = ''
            OR a.adm_post_name IS NULL THEN
            a.adm_name
        ELSE
            a.adm_post_name
        END AS fullname,
        a.adm_id AS id_admin,
        b.sapo,
        cm.name,
        b.meta_title,
        b.meta_des,
        b.bv_index,
        b.meta_key
    FROM
        tbl_baiviet AS b
        JOIN admin_user AS a ON b.uid = a.adm_id
        JOIN tbl_chuyenmuc cm ON cm.id = b.cid
    WHERE
        b.alias = 'on-dinh-tai-chinh'
        AND b.status = 1
        AND b.created_day <= '2024-12-19 17:21:14'