Alvaro Herrera wrote: > Masahiko Sawada wrote: > > Hi all, > > > > In snapbuild.c file, there is a comment as follows. > > > > * NB: Because of that xmax can be lower than xmin, because we only > > * increase xmax when a catalog modifying transaction commits. While odd > > * looking, it's correct and actually more efficient this way since we hit > > * fast paths in tqual.c. > > */ > > I think the whole para needs to be rethought.
Pushed, thanks. -- Álvaro Herrera https://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services -- Sent via pgsql-hackers mailing list (firstname.lastname@example.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers