void VisitX(SqlGroupingSet element)
{
foreach (var i in element.Items)
{
Visit(i);
}
}
public ICloneableElement Clone(Dictionary <ICloneableElement, ICloneableElement> objectTree, Predicate <ICloneableElement> doClone)
{
if (!doClone(this))
{
return(this);
}
if (!objectTree.TryGetValue(this, out var clone))
{
clone = new SqlGroupingSet();
((SqlGroupingSet)clone).Items.AddRange(Items.Select(i => (ISqlExpression)i.Clone(objectTree, doClone)));
}
return(clone);
}