public PKCategory()
{
this._Posts = new EntitySet<Post>(new Action<Post>(this.attach_Posts), new Action<Post>(this.detach_Posts));
this._PKCategorySalaries = new EntitySet<PKCategorySalary>(new Action<PKCategorySalary>(this.attach_PKCategorySalaries), new Action<PKCategorySalary>(this.detach_PKCategorySalaries));
this._PKGroup = default(EntityRef<PKGroup>);
OnCreated();
}