partial void DeleteGroupMember(GroupMember instance);
partial void UpdateGroupMember(GroupMember instance);
private void detach_GroupMembers(GroupMember entity)
{
this.SendPropertyChanging();
entity.LoanGroup = null;
}
partial void InsertGroupMember(GroupMember instance);
private void attach_GroupMembers(GroupMember entity)
{
this.SendPropertyChanging();
entity.Member = this;
}