I\'m creating a chat system but the user table is from a seperate database. But on my database, I have Message which has a User parent. How do I handle a situation like this?开发者_如何学C I know when
new ProductReadModel { Nr = (nr++).ToString(), Abbreviation = \"Ewb\", Name = \"Some product开发者_运维技巧\",
public class ParikshaContext :DbContext { public ParikshaContext() { Database.SetInitializer(new DropCreateDatabaseIfModelChanges<ParikshaContext>());
Consider the following scenario: public class Entity1 { virtual public Int32 ID { get; set; } [Required] virtual public String Name { get; set; }
I am trying to model the following using EF 4.1 and cannot get past this exception (\"Collection 开发者_高级运维was modified; enumeration operation may not execute\").
I have a Post class for a website representing posts made on the website. Each post is part of a category, and I have a corresponding Category class.
I am new to MVC3 C#. I need to have a column in the database called 3DSecureStatus for legacy purposes.
I have some simple Code First classes with a Many to One relationship. If I retrieve a Child and use Include to retrieve the School, then it works OK if I comment out the School = new School() line, b
Say I have a table with many 1-to-many child relationships (e.g. contact numbers), and I have an equivalent archivetable which matches the colum开发者_运维问答ns of the normal table.
I currently have an Entity Framework model that collects data from a legacy database and I am currently using an int on my Id properties
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