Code First Migrations is the recommended way to evolve your application's database schema if you are using the Code First workflow. Migrations provide a set of tools that allow: Create an initial database that works with your EF model Generating migrations to keep track of changes you make to your EF model Keep your database up to date with those changes The following walkthrough will provide an o
This topic will cover how to add and attach entities to a context and how Entity Framework processes these during SaveChanges. Entity Framework takes care of tracking the state of entities while they are connected to a context, but in disconnected or N-Tier scenarios you can let EF know what state your entities should be in. The techniques shown in this topic apply equally to models created with C
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Entity Framework Code First¶ æçµæ´æ°æ¥ 2012å¹´09æ27æ¥ Microsoft社製ã®ãªã¼ãã³ã½ã¼ã¹ORMã§ããEntity Frameworkã«é¢ãã¦ï¼CodeFirstã«ç¦ç¹ããã¼ã£ãè§£èª¬ãæ¸ãã¾ããï¼ ãµã³ãã«ããã°ã©ã ã¯Entity Framework4.3.1 ã§åä½ããã¦ãã¾ãï¼ 2012å¹´9æ4æ¥ç¾å¨ï¼Entity Frameworkã®ãã¼ã¸ã§ã³ã¯5.0ã¨ãªã£ã¦ãã¾ãï¼ ç¾å¨ã®ææ°ãã¼ã¸ã§ã³ã¨ã¯è¨è¿°æ¹æ³ãç°ãªãå ´åãããã¾ãï¼ ãã¼ã¯ã¼ã: Entity Framework, CodeFirst, ã¨ã³ãã£ãã£ãã¬ã¼ã ã¯ã¼ã¯, ã³ã¼ããã¡ã¼ã¹ã
LINQPad is not just for LINQ queries, but any C#/F#/VB expression, statement block or program. Put an end to those hundreds of Visual Studio Console projects cluttering your source folder and join the revolution of LINQPad scripters and incremental developers. Reference your own assemblies and NuGet packages. Prototype your ideas in LINQPad and then paste working code into Visual Studio. Or call y
Entity Framework Migrations are handled from the package manager console in Visual Studio. The usage is shown in various tutorials, but I havenât found a complete list of the commands available and their usage, so I created my own. There are four available main commands. Enable-Migrations:Â Enables Code First Migrations in a project. Add-Migration:Â Scaffolds a migration script for any pending model
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