摘要: 1. Linq Join Example: var result = from c in T_Classes join s in T_Students on c.ClassID equals s.ClassID where c.ClassName == "一年級" orderby c.ClassID 阅读全文
posted @ 2020-01-14 20:26 iHey 阅读(4997) 评论(0) 推荐(1)
摘要: 表添加备注: EXEC sys.sp_addextendedproperty @name=N'MS_Description', @value=N'备注内容' , @level0type=N'SCHEMA',@level0name=N'dbo', @level1type=N'TABLE',@level 阅读全文
posted @ 2020-01-14 19:21 iHey 阅读(1535) 评论(0) 推荐(0)