protected virtual ColumnDeclaration VisitColumnDeclaration(ColumnDeclaration columnDeclaration)
{
var alternate = Visit(columnDeclaration.Expression);
if (alternate != columnDeclaration.Expression && alternate is ColumnExpression)
{
return(new ColumnDeclaration(columnDeclaration.Name, columnDeclaration.Alias, alternate));
}
return(columnDeclaration);
}
/// <summary>
/// Initializes a new instance of the <see cref="ValuesExpression"/> class.
/// </summary>
/// <param name="t">runtime type</param>
/// <param name="column">column expression</param>
internal ValuesExpression(Type t, ColumnDeclaration column)
: base((ExpressionType)DaxExpressionType.Values, t)
{
Column = column;
}
