摘要: 1、简单 count 会生成不必要的嵌套 var xs = (from x in dbContext.db_API_Operationallog where x.id<1 select 1 ).Count(); 结果: SELECT [GroupBy1].[A1] AS [C1] FROM ( SE 阅读全文
posted @ 2016-05-23 14:05 EchoSong 阅读(294) 评论(0) 推荐(0) 编辑