finding first record
Hi I have the following issue: I have a table as below id source_id 100 101 100 102 103 102 104 101 105 104 I want to find the first record of so the result should look like this id source_id first_id 100 100 101 100 100 102 102 103 102 102 104 101 100 105 104 100 Thanx for helping!