Re: Psql regex is NFA or DFA?

Bruce Momjian <pgman@candle.pha.pa.us> writes:
> Henry's regex work is the same code that is in *BSD regex (at least
> BSD/OS, FreeBSD, NetBSD), which I have found to be pretty slow in
> certain complex cases,

You're speaking of his *old* package (the one we currently use), no?

Friedl seems to think that the current Tcl regex engine (Henry's new
code) is the most advanced thing on the planet.

            regards, tom lane