internal RenamedColumn(IUnnamedColumnDefinion Base, LocalIdentifier Alias)
{
if (Alias == null) throw new ArgumentNullException("Name", "Subquery must have a name.");
baseColumn = Base;
AS = Alias;
NamedColumnDefinion = new Builder(Compile);
}
internal Cast(IUnnamedColumnDefinion Arg, Type TargetType)
{
Argument = Arg;
this.TargetType = TargetType;
ColumnDefinion = new Builder(Compile);
}
internal FunctionCall(Function Func, IUnnamedColumnDefinion[] Args)
{
Function = Func;
Arguments = Args;
ColumnDefinion = new Builder(Compile);
}