Jeff Davis wrote: > On Thu, 2011-04-07 at 17:06 -0400, Bruce Momjian wrote: > > I want to avoid anything that requires a compile because they are hard > > for many sites to install so TransactionIdPrecedes() is out. We will > > need to do this in PL/pgSQL probably. > > PL/pgSQL can't see dead rows, so that would not be correct. It's > guaranteed to be the same value you see from the heap or newer; because > if it's not visible in the heap, it's not going to be visible in the > toast table.
Well, frankly all we need to do is set those hint bits before the clog gets remove, so maybe just a SELECT * would do the trick! That and maybe set the relfrozenxid to match the heap. It is there now or more people would be reporting problems. -- Bruce Momjian <br...@momjian.us> http://momjian.us EnterpriseDB http://enterprisedb.com + It's impossible for everything to be true. + -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers