/// <inheritdoc/>
protected override Provider VisitSelect(SelectProvider provider)
{
OnRecursionEntrance(provider);
var source = VisitCompilable(provider.Source);
var columnIndexes = (int[])OnRecursionExit(provider);
if (source == provider.Source)
{
return(provider);
}
return(new SelectProvider(source, columnIndexes ?? provider.ColumnIndexes));
}
/// <summary> /// Visits <see cref="SelectProvider"/>. /// </summary> /// <param name="provider">Select provider.</param> protected abstract Provider VisitSelect(SelectProvider provider);