Error: MySQL Query Error
Errno No: 5 , Error Message: Out of memory (Needed 1480320 bytes)
SQL: SELECT distinct CASE WHEN a_province='北京' OR a_province='上海' OR a_province='重庆' OR a_province='天津' THEN '0' ELSE a_province END AS province FROM citysuji_db.agent WHERE a_status>0 ORDER BY province='0' DESC,a_sort_no DESC,a_id DESC