SQL to get unique record
884364Aug 30 2012 — edited Sep 1 2012EVENT_ID TRANSFER_ID
-------------- ------------------
44745 693420
44744 693420
44743 603420
44742 603420
44741 543420
44740 543420
44739 543421
44738 543421
How can I get list of unique TRANSFER_ID?
EVENT_ID TRANSFER_ID
-------------- ------------------
44745 693420
44743 603420
44741 543420
44739 543421