On Thu, Dec 10, 2015 at 2:47 PM, Tom Lane <t...@sss.pgh.pa.us> wrote: > Robert Haas <robertmh...@gmail.com> writes: >> This patch, or something nearby, seems to have changed the number of >> significant figures produced by log() and maybe some of the other >> functions this patch touched. > > Yeah, not surprising. > >> It's certainly not obvious from the commit message that this change >> was expected. > > That's on me as author of the commit message, I guess. The rscale > in most of these functions is exactly the number of fraction digits > that will be emitted, and we changed the rules for computing it. > Not by much, in most cases. I don't think we should be too worried > about being bug-compatible with the old behavior.
It seems to be a loss of 4 digits in every case I've seen. -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-hackers mailing list (email@example.com) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers