the answer is no, but you can simulate it in SQL Serverselect identity(int,1,1) as RowID, * into #temp from yourtableselect * from #tempor if you are using databinding, for datagrid/datalist/repeater, you can use Container.ItemIndex
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where col1='oldcol1' and col2='oldcol2' and col3='oldcol3' ....
col1 col2
1 2
1 2this table has more than two rows,but i can only get two of them .if i can't get a column which can identify the location of it.I will have no way to know which row user selected.so the way which u said above is not valid.