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

    [1] => Array
        (
            [sql] => SELECT a.attr_id, a.attr_name, a.attr_cat_type FROM `bwtcmall_com`.`bwtcmall_attribute` AS a  WHERE a.attr_id = '616' LIMIT 1
        )

    [2] => Array
        (
            [error] => MySQL server has gone away
        )

    [3] => Array
        (
            [errno] => 2006
        )

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

    [1] => Array
        (
            [sql] => SELECT a.attr_id, a.attr_name, a.attr_cat_type FROM `bwtcmall_com`.`bwtcmall_attribute` AS a  WHERE a.attr_id = '616' LIMIT 1
        )

    [2] => Array
        (
            [error] => MySQL server has gone away
        )

    [3] => Array
        (
            [errno] => 2006
        )

    [4] => Array
        (
            [message] => MySQL Query Error
        )

    [5] => Array
        (
            [sql] => DELETE FROM `bwtcmall_com`.`bwtcmall_sessions_data` WHERE expiry < 1769754168
        )

    [6] => Array
        (
            [error] => MySQL server has gone away
        )

    [7] => Array
        (
            [errno] => 2006
        )

)