Now what records would you be referring to? The only record to indicate that would be a transcript, and none has yet been released.
Furthermore, if he were at Columbia for even that one year, why is it that no one who was a Columbia student at the time has any recollection of him there?
No new news here.
I was referring to this:
http://www.orlytaitzesq.com/wp-content/uploads/2011/03/Barack-Obama-Columbia-records.jpg
The actual, specific records from Columbia are still needed to completely validate anything.