protected override Expression <Func <UsingDirectiveListAssociation, bool> > FindExisting(UsingDirectiveListAssociation record) => existing => existing.UsingDirectiveId == record.UsingDirectiveId && existing.UsingDirectiveListId == record.UsingDirectiveListId;
protected override IEnumerable <object> EnumerateReferences(UsingDirectiveListAssociation record)
{
yield return(record.UsingDirective);
yield return(record.UsingDirectiveList);
}
