Tom Lane <tgl@sss.pgh.pa.us> writes:
> What PG version is this? We've fixed a number of bugs with that
> symptom, IIRC ...
When we were discussing this on IRC, I made sure to check it was a
recent version of PG -- I believe it is 7.4.0. The last reported
instance I could see of a bug with this symptom was for 7.4 beta 1 (at
which point we thought we'd fixed it).
-Neil