Delete record using entity framework

Entity Framework deletes related entities in a cascading manner.

I have an issue with deletion in Entity Framework. In short, EF explicitly tries to delete an entity from the database even though I've explcitly configured EF to use cascading deletes in the database....My design:...I have three entity types, ...MainEntity..., ...EntityTypeA... and ...EntityTypeB.... EF has been configured to use cascade deletion ...

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

How do I delete a record by its primary key without first doing a SELECT statement to load the entity?

Using Entity Framework and a single LINQ query, delete numerous records

I'm trying to perform a DELETE using LINQ that will generate a single query....Here's how I'm doing it:...// NorthwintEntities is an ADO.NET Entitity Data Model var northwindEntities = new NorthwindEntities(); northwindEntities.Order_Details.Delete(o => o.Order_ID == 11076); ...Here's my Extension:...public static class EntityExtensions { priva...

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

I have a method to delete a "project" record in the database, and all the "option items" associated with it....public bool DeleteProjectById(int id) { using (DbContext db = new DbContext(ConfigHelper.Instance().ConnectionString)) { try { foreach (var entity in db.ProjectOptionItems.Where(o => o.ProjectId == id)) ...

Delete a single record from Entity Framework?

I have a SQL Server table in Entity Framework named ...employ... with a single key column named ...ID.......How do I delete a single record from the table using Entity Framework?

How can I use Entity Framework 6 and my repository to delete multiple records?

I am using Entity Framework 6 and I have a repository looking like the following with the Add and Update methods removed to make it shorter:... public class GenericRepository<T> : IRepository<T> where T : class { public GenericRepository(DbContext dbContext) { if (dbContext == null) throw new ArgumentNullException("An i...

How to delete multiple records with Entity Framework ASP.Net MVC 5?

I have Table like the following image:...how can I delete all records of table using Entity FrameWork based on ProjectId ?

How does Entity framework implement deleting parent and a child record on the ame SaveChanges()

I have the following two entity sets representing Dept & Emp:-...public partial class Dept { public Dept() { this.Emps = new HashSet<Emp>(); } public int DeptID { get; set; } public string Name { get; set; } public string Description { get; set; } public virtual ICollection<Emp> Emps { get; set; } } public pa...

Delete last N records, Entity Framework

I use the following code to remove last N records in Entity Framework:...Extension method to take last N elements, taken from ...here...:...public static IEnumerable<T> TakeLast<T>(this IEnumerable<T> source, int N) { return source.Skip(Math.Max(0, source.Count() - N)); } ...Remove last N elements:...MyDbContext.MyDbSet.RemoveRange(MyDbContext....

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

I have a ...Product... class, which contains a ...Picture... property. Other classes may also have a picture, e.g. a ...Customer... can have a ...Picture.......Product.cs:...public class Product { public Picture Picture { get; set; } } ...Customer.cs:...public class Customer { public Picture Picture { get; set; } } ...Picture.cs:...public...