static void Main(string[] args) { var db = new WorkGroupContext(); var list = db.Groups.Where(x => x.Name != null); foreach (var group in list) { db.Groups.Remove(group); } //var list = db.Groups.Where(x => x.DeleteDate == null).ToList(); //foreach (var group in list) //{ // if (group.Name != null) // { // db.Groups.Remove(group); // } //} //foreach (var group in list) //{ // if (group.Name == "Other") // { // group.DeleteDate = DateTime.Now; // } //} //foreach (var group in list) //{ // Console.WriteLine(group.Name); //} //Console.ReadLine(); //db.Groups.AddRange(new Group[]{ // new Group() // { // Name = "ГОСТ", // Id = Guid.NewGuid(), // CreateDate = DateTime.Now, // ModifyDate = DateTime.Now, // DeleteDate = null // }, // new Group() // { // Name = "Машина", // Id = Guid.NewGuid(), // CreateDate = DateTime.Now, // ModifyDate = DateTime.Now, // DeleteDate = null // }, // new Group() // { // Name = "Прочее", // Id = Guid.NewGuid(), // CreateDate = DateTime.Now, // ModifyDate = DateTime.Now, // DeleteDate = null // } // }); //db.SaveChanges(); }