In article <20090820065819(dot)GA2598(at)gheift(dot)kawo1(dot)rwth-aachen(dot)de>,
Gerhard Heift <ml-postgresql-20081012-3518(at)gheift(dot)de> writes:
> Hello,
> I try to create an unique index for a (time)period, and my goal is to
> prevent two overlapping periods in a row.
> ...
> Is there another solution to solve my problem?
Have a look at http://pgfoundry.org/projects/temporal