摘要: 书上说:The differences between CUBE and ROLLUP are: CUBE generates a result set that shows aggregates for all combinations of values in the selected columns.ROLLUP generates a result set that shows aggre... 阅读全文
posted @ 2009-09-10 17:21 Marius Wang 阅读(522) 评论(0) 推荐(0) 编辑