private void detach_PropTypeBySports(PropTypeBySport entity)
{
this.SendPropertyChanging();
entity.PropType = null;
}
private void attach_PropTypeBySports(PropTypeBySport entity)
{
this.SendPropertyChanging();
entity.PropType = this;
}
partial void UpdatePropTypeBySport(PropTypeBySport instance);
partial void DeletePropTypeBySport(PropTypeBySport instance);
partial void InsertPropTypeBySport(PropTypeBySport instance);