How can I remove a record using its primary key in Entity Framework?

Getting the primary key ID for an added entry in Entity Framework 4

The entity should have been changed once you added it, giving the attribute that corresponds to the database's primary key the new PK value.

Entity Framework Foreign Key as Primary Key Code First

I have two code first models: Foo and FooState, with FooState being an optional part of Foo....public class Foo { [Key] public int FooId { get; set; } public FooState FooState { get; set; } } public class FooState { [Key] public int FooStateId { get; set; } [Required] public int State { get; set; } [Required] ...

In Entity Framework, how to delete record with foreign key constraint?

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Code Generation : Add primary key / foreign key to Entity Framework

With a database-first strategy, I'm utilizing EF....When appropriate, I would like to add an attribute to the produced code to designate a property as a main key or foreign key....If I have a table, for instance...User... from my database...CREATE TABLE User ( Id int PRIMARY KEY ); ...I would like an attribute in my created code to show that...I...

Entity Framework 6.1.3 Mapping Foreign key to non primary key

The objective is to provide an API containing all of the GravityZone fields, with the zone name coming from the Zone table. The following code has been put through a number of variations without result. For the Zone, which is now returning null, I'm looking to either retrieve the name as a string or a component of the object. Working with pre-exist...

Entity Framework code-first set foreign key with primary key in same table

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Entity Framework, Load multiple entities by primary key in a single query while still using caching

For a table whose entities I wish to load into EF memory, edit, and then save, I have a list of the primary key ids....If you only had one ID, you could do things like...var entity = dbContext.Entity.Find(id); entity.SomeColumn = "something"; dbContext.SaveChanges() ...I'm currently pulling all the entities that need to be adjusted into a single ...

Entity Framework: how to delete related entity upon update or delete of 'generic' parent

I believe you can modify the...Picture... as ...ComplexType... it will alter the characteristics of...Picture... columns in the parent table that classify....This implies:...the associated child is removed whenever the parent is...Picture... is removed....when new information is added to the parent...Picture... the parent table's associated column...

Entity Framework composite key delete with one primary key

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Entity Framework foreign key that is not a primary key

I wanted to switch from only IDs to GUIDs for uniqueness and changed the tables. ...To assure uniqueness, you don't really need to convert to GUIDs. As long as they are configured as your main keys, your IDs (regardless of what type they are, like integers), will be assured to be distinct....I have read that GUIDs as primary keys are not recommende...