Hi I need some help with a select statement in MS SQL. I have a table that need to check if there duplicate items there. The problem is that each items is based off of 4 fields in the table.

12347 998854 4 12347 998856 8</pre><BR><BR>I need a SQL statement that will use po_ln_no to get the PO number (matches up with po_no in po table) and give the ship_via_cod value from the po table.