你是要找出現最多的最老的日子把？那就複雜多了

來源: :-}---~ 於 2009-11-06 11:09:31 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

在Oracle SQL裏比較容易實現。：)

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.