Query Error
Sql is :UPDATE gb_tb set b_num= where gb_code='' 
Error Number: 1064 You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'where gb_code=''' at line 1
Date        : Mon, September 25, 2017 09:18:18
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Browser     : CCBot/2.0 (http://commoncrawl.org/faq/)
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PHP Version : 5.3.3
OS          : Linux
Server      : Apache
Server Name : www.print.co.th
Script Name : /show_ban.php