On Apr 9, 2011, at 2:40 PM, Tom Lane wrote: > Since ILIKE now responds to collations, it would be nice if the > case-insensitive regex operators did too. The hard part of that is > getting the information from src/backend/utils/adt/regexp.c to > src/backend/regex/regc_locale.c. In principle we could probably add > a field to the data structures carried around in the regex library, > but that is looking a bit invasive, and since we share that code with > the Tcl project I'm loath to change it too much. So what I'm thinking > about is just having a couple of static variables in regc_locale.c that > we initialize before each use of the regex library. This is a bit > grotty, but there's no need for the regex library to be re-entrant, > so it wouldn't cause any problems until that improbable day when > somebody succeeds in multi-threading the backend. > > Comments?
Sounds reasonable. Is this something that CITEXT could take advantage of somehow? Right now, its using a nasty hack to make ILIKE and friends work properly… Best, David -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers