2009年1月5日
PIVOT
摘要： select year(select price from test where year=o.year and moth='1') moth1,(select price from test where year=o.year and moth='2') moth2,(select price from test where year=o.year and moth ='3') moth3,(s... 阅读全文
posted @ 2009-01-05 20:22 HiEagle 阅读(246) 评论(0) 推荐(0)