| From: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
|---|---|
| To: | Petr Jelinek <petr(at)2ndquadrant(dot)com> |
| Cc: | Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: ICU integration |
| Date: | 2016-09-22 15:30:25 |
| Message-ID: | 20160922153025.GA998480@alvherre.pgsql |
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| Lists: | pgsql-hackers |
Petr Jelinek wrote:
> > I'm not sure how well it will work to replace all the bits of LIKE and
> > regular expressions with ICU API calls. One problem is that ICU likes
> > to do case folding as a whole string, not by character. I need to do
> > more research about that.
>
> Can't we use the regular expression api provided by ICU, or is that too
> incompatible?
That probably won't fly very well -- it would be rather absurd to have
different regex behavior when ICU is compiled compared to when it's
not. Perhaps down the road we could have an extension that provides
ICU-based regex operators, but most likely not in core.
--
Álvaro Herrera https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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