FoundationDB/sql-layer — pull request #969 by nathanlws (2013-10-11 17:21:54+00:00)
Title: Reject DESC index columns

We don't support them and can actually cause errors if we have an IndexColumn with isDescending true. See #802 and #803.

An alternative would be to silently change it to ascending (a la MySQL) but I'd prefer an error. I could be talked out if it, maybe.