| From: | Bruce Momjian <bruce(at)momjian(dot)us> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Alvaro Herrera <alvherre(at)commandprompt(dot)com>, Teodor Sigaev <teodor(at)sigaev(dot)ru>, "Dan O'Hara" <danarasoftware(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Oleg Bartunov <oleg(at)sai(dot)msu(dot)su> |
| Subject: | Re: Re: [BUGS] BUG #5021: ts_parse doesn't recognize email addresses with underscores |
| Date: | 2010-03-13 03:10:59 |
| Message-ID: | 201003130311.o2D3B0R04705@momjian.us |
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| Lists: | pgsql-bugs pgsql-hackers |
Tom Lane wrote:
> Bruce Momjian <bruce(at)momjian(dot)us> writes:
> > OK, I can add '+' using Teodor's patch as a guide, and document which
> > characters we support, and that we don't support all of them. What
> > about the binary upgrade issue? I am now worried that maybe we should
> > back out the patch and just document our restrictions.
>
> The tsearch stuff is supposedly designed to be flexible about that.
> It's not really any different from changing your tsearch configuration
> midstream. You might not get matches that you would have liked to get,
> but there's not any internal inconsistency.
Glad you are not worried. ;-)
What concerns me is if someone created a tsvector index or stored
tsvector output in a table using the old rules, a new query might not
match the binary-upgraded tsvector stored values.
You are right that internally it is fine.
--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com
PG East: http://www.enterprisedb.com/community/nav-pg-east-2010.do
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