>>Hi,
>>
>>What is the fastest (or an efficient) method to find out if a dataset (not strongly typed) has a column; by name. For example; I have a dataset MyDataSet (created by loading an XML file) and I want to find out if the dataset has column MyColumn.
>>
>>TIA
>
>I think that you might want to look at the datatable, rather than the dataset.
>The datatable has a columns collection that contains the names of the columns in the table.
>You can search the collection or loop through it looking for the column you have in mind.

MyDataSet.MyDataTable.Columns("my column") != null

But hopefully, they're not typed data sets... LOL