摘要: 1、Not in --两次Rep_InsuranceStandard表查询,效率慢 select top 10 * from Rep_InsuranceStandard where DisplayOrder not in ( select top 30 DisplayOrder from Rep_I 阅读全文
posted @ 2016-02-22 17:00 江境纣州 阅读(19) 评论(0) 推荐(0) 编辑