On Wed, Dec 12, 2012 at 12:31 PM, Pavan Deolasee <pavan.deola...@gmail.com> wrote: > On Wed, Dec 12, 2012 at 1:35 AM, Robert Haas <robertmh...@gmail.com> wrote: >> On Tue, Dec 4, 2012 at 12:10 PM, Pavan Deolasee >> <pavan.deola...@gmail.com> wrote: >>> Hmm. Yeah, I do not have guts to prove that either. I'll probably write up a >>> comment for your consideration to explain why we don't trust PD_ALL_VISIBLE >>> in Hot standby for seq scans, but still trust VM for index-only scans. >> >> Sure. >> > > Here is a small patch that adds comments to heap scan code explaining > why we don't trust the all-visible flag in the page, still continue to > support index-only scans on hot standby.
Committed, with a few modifications to the last part. -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
