Andrew Dunstan <and...@dunslane.net> writes: > On 01/12/2011 08:59 PM, Tom Lane wrote: >> I'm not actually concerned about adding a few extra cycles to SET ROLE >> for this. What bothered me more was the cost of adding another output >> column to CSV log mode. That's not something you're going to be able to >> finesse such that only people who care pay the cost.
> I think it's time to revisit the design of CSV logs again, now we have > two or three releases worth of experience with it. It needs some > flexibility and refinement. It would definitely be nice to support optional columns a little better. I'm not even sure whether the runtime overhead is worth worrying about (maybe it is, maybe it isn't, I have no data). But I do know that adding a column to the CSV output format spec causes a flag day for users. How can we avoid that? regards, tom lane -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers