Robert Haas wrote: > On Mon, Oct 17, 2016 at 6:24 PM, Stephen Frost <sfr...@snowman.net> wrote: > > I'm with Thomas on this and I disagree that the "csvlog bloat" argument > > has merit. If we're worried about bloat in csv then we should provide a > > way for users to control what goes into the csvlog, not argue that > > something which is clearly useful be excluded. > > I agree, but I think if we do that it would be highly desirable do > something to make the format discoverable. For example, at the > beginning of each file and whenever the format changes, we write some > kind of unmistakable header line into the file identifying what fields > will be present on each line thereafter. It's undesirable for log > analysis tools to need to contain logic that tries (imperfectly, no > doubt) to reverse-engineer the field list.
Hmm, I wouldn't use the same file for different formats. If the format is changed, a different file should be used. -- 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