ORDER BY CASE Month WHEN ‘一月‘ THEN 1 WHEN ‘二月‘ THEN 2 WHEN ‘三月‘ THEN 3 WHEN ‘四月‘ THEN 4 WHEN ‘五月‘ THEN 5 WHEN ‘六月‘ THEN 6 WHEN ‘七月‘ THEN 7 WHEN ‘八月‘ THEN 8 WHEN ‘九月‘ THEN 9 WHEN ‘十月‘ THEN 10 WHEN ‘十一月‘ THEN 11 WHEN ‘十二月‘ THEN 12 END
原文：http://www.cnblogs.com/bloghxr/p/4514852.html