select a.*, it_name_eng as it_name, b.ca_name3 as ca_name, b.ca_use_en as ca_use from yc4_item a, yc4_category b where a.it_id = '1447996016' and a.ca_id = b.ca_id and a.it_b2b_only = 0 and ca_id <> '6010m4' /* SG 제외상품 : 문샷[6010m4] (20170112 정 혁) */

1052 : Column 'ca_id' in where clause is ambiguous

error file : /shop/item.php/1447996016/leaders-clinic-step-solution-melatox-black-mask-1ea