On Sun, 2010-02-07 at 17:52 -0500, Tom Lane wrote: > > > It would be useful to mention that the return value is volatile and > can change across transactions or even within a transaction, just like > ctid. > > Hm. I thought it was more reasonable to treat it as "stable", which > is the normal case. You're right that there are some corner cases > where it could change without the caller's snapshot changing, but I'm > not sure it's worth worrying about.
OK, even if its stable I think we need to mention it because it's not obvious that the file we keep catalog data in could change name. It's a also a change from earlier releases where that would never happen. -- Simon Riggs www.2ndQuadrant.com -- Sent via pgsql-committers mailing list ([email protected]) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-committers
