Robert Haas <robertmh...@gmail.com> writes: > On Fri, Oct 7, 2016 at 6:46 AM, Heikki Linnakangas <hlinn...@iki.fi> wrote: >> Ouch. We should find and document an authoritative source for all the >> mappings we have... >> >> I think the next steps here are: >> >> 1. Find an authoritative source for all the existing mappings. >> 2. Generate the radix tree files directly from the authoritative sources, >> instead of the existing *.map files. >> 3. Completely replace the existing binary-search code with this.
> It might be best to convert using the existing map files, and then > update the mappings later. Otherwise, when things break, you won't > know what to blame. I think I went through this exercise last year or so, and updated the notes about the authoritative sources where I was able to find one. In the remaining cases, I believe that the maps have been intentionally tweaked and we should be cautious about undoing that. Tatsuo-san might remember more about why they are the way they are. regards, tom lane -- Sent via pgsql-hackers mailing list (email@example.com) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers