随笔分类 -  EntityFramework

摘要:2016-10-20 10:19:46,667 [12] ERROR ClientApp.FormDownload - ErrorSystem.InvalidOperationException: The property 'RowId' is part of the object's key in 阅读全文
posted @ 2016-10-21 10:42 ChuckLu 阅读(2225) 评论(0) 推荐(0) 编辑
摘要:http://www.cnblogs.com/zhaopei/p/5721789.html#autoid-2-0 阅读全文
posted @ 2016-09-30 17:31 ChuckLu 阅读(127) 评论(0) 推荐(0) 编辑
摘要:http://stackoverflow.com/questions/18506088/entityframework-not-updating-column-with-default-value Yes, you can't do this. You have to set the default 阅读全文
posted @ 2016-09-29 14:13 ChuckLu 阅读(457) 评论(0) 推荐(0) 编辑
摘要:http://stackoverflow.com/questions/7795300/validation-failed-for-one-or-more-entities-see-entityvalidationerrors-propert 捕获异常之后,判断是否为DbEntityValidatio 阅读全文
posted @ 2016-09-27 14:18 ChuckLu 阅读(737) 评论(0) 推荐(0) 编辑
摘要:http://stackoverflow.com/questions/9415955/c-sharp-working-with-entity-framework-in-a-multi-threaded-server https://blogs.msdn.microsoft.com/alexj/200 阅读全文
posted @ 2016-09-26 11:10 ChuckLu 阅读(538) 评论(0) 推荐(0) 编辑
摘要:https://msdn.microsoft.com/en-us/library/cc716697.aspx In the Model Browser, right-click the .edmx file and select Update Model from Database. The Upd 阅读全文
posted @ 2016-09-23 10:44 ChuckLu 阅读(250) 评论(0) 推荐(0) 编辑
摘要:https://msdn.microsoft.com/en-us/data/gg558520.aspx 阅读全文
posted @ 2016-03-28 13:39 ChuckLu 阅读(171) 评论(0) 推荐(0) 编辑
摘要:https://msdn.microsoft.com/en-us/library/ff477603(v=vs.100).aspx This topic provides an overview of the .ttinclude file that contains utility classes 阅读全文
posted @ 2016-03-28 13:21 ChuckLu 阅读(263) 评论(0) 推荐(0) 编辑
摘要:http://www.entityframeworktutorial.net/Types-of-Entities.aspx We created EDM for existing database in the previous section. As you have learned in the 阅读全文
posted @ 2016-01-08 17:47 ChuckLu 阅读(404) 评论(0) 推荐(0) 编辑
摘要:http://www.entityframeworktutorial.net/EntityFramework4.3/dbcontext-vs-objectcontext.aspxAs you have seen in the previousCreate Entity Data Modelsecti... 阅读全文
posted @ 2016-01-08 14:32 ChuckLu 阅读(316) 评论(0) 推荐(0) 编辑
摘要:http://www.entityframeworktutorial.net/model-browser-in-entity-framework.aspx We have created our first Entity Data Model for School database in the p 阅读全文
posted @ 2016-01-08 14:26 ChuckLu 阅读(411) 评论(0) 推荐(0) 编辑
摘要:在项目上右键,然后选择Manage NuGet Packages搜索EntityFramework,然后InstallacceptAttempting to gather dependencies information for package 'EntityFramework.6.1.3' wit... 阅读全文
posted @ 2016-01-07 13:46 ChuckLu 阅读(2247) 评论(0) 推荐(0) 编辑
摘要:http://www.entityframeworktutorial.net/EntityFramework5/create-dbcontext-in-entity-framework5.aspx 官网的教程https://msdn.microsoft.com/en-us/data/jj206878 阅读全文
posted @ 2016-01-05 17:21 ChuckLu 阅读(1408) 评论(0) 推荐(0) 编辑
摘要:http://www.entityframeworktutorial.net/EntityFramework-Architecture.aspxThe following figure shows the overall architecture of the Entity Framework. L... 阅读全文
posted @ 2016-01-05 15:50 ChuckLu 阅读(284) 评论(0) 推荐(0) 编辑
摘要:http://www.entityframeworktutorial.net/EntityFramework5/entity-framework5-introduction.aspxBasics of Entity FrameworkYou will the learn basics of Enti... 阅读全文
posted @ 2016-01-05 14:56 ChuckLu 阅读(165) 评论(0) 推荐(0) 编辑
摘要:http://www.entityframeworktutorial.net/EntityFramework5/setup-entityframework-environment.aspxEntity Framework 5.0 API was distributed in two places, ... 阅读全文
posted @ 2015-03-02 20:15 ChuckLu 阅读(202) 评论(0) 推荐(0) 编辑
摘要:1.什么是EntityFramework?http://www.entityframeworktutorial.net/what-is-entityframework.aspxWriting and managing ADO.Net code for data access is a tedious... 阅读全文
posted @ 2015-03-02 19:57 ChuckLu 阅读(260) 评论(0) 推荐(0) 编辑

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