<b>MySQL server error report:Array
(
    [0] => Array
        (
            [message] => MySQL Query Error
        )

    [1] => Array
        (
            [sql] => SELECT g.goods_id, g.goods_name, g.goods_name_style, g.goods_number, g.market_price, g.sales_volume_base, g.comments_number, g.shop_price, g.shop_price AS org_price, g.promote_price, IFNULL(mp.user_price, g.shop_price * '1') AS user_price, c.cat_name, g.sale_price, g.sale_start_date, g.sale_end_date, g.is_sale,g.buymax,g.is_new,g.is_best,g.is_hot,promote_start_date, promote_end_date, g.goods_thumb, g.goods_img, RAND() AS rnd, g.show_market_price FROM `live_holyholie`.`ecs_goods` AS g LEFT JOIN `live_holyholie`.`ecs_member_price` AS mp ON mp.goods_id = g.goods_id AND mp.user_rank = '0'  LEFT JOIN `live_holyholie`.`ecs_category` AS c ON g.cat_id = c.cat_id  WHERE g.suppliers_id = 1 AND cat_id not in ('3')  AND g.is_delete = 0 AND g.is_on_sale = 1
        )

    [2] => Array
        (
            [error] => Column 'cat_id' in where clause is ambiguous
        )

    [3] => Array
        (
            [errno] => 1052
        )

)