From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | Karel Zak - Zakkr <zakkr(at)zf(dot)jcu(dot)cz> |
Cc: | pgsql-hackers <pgsql-hackers(at)postgreSQL(dot)org> |
Subject: | Re: [HACKERS] regex (from TODO) |
Date: | 2000-03-08 19:33:44 |
Message-ID: | 200003081933.OAA04523@candle.pha.pa.us |
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Lists: | pgsql-hackers |
>
>
> In the PostgreSQL TODO is "Get faster regex() code from Henry Spencer..".
>
> I look at current available regex used (a example) in apache, php, .etc. But
> if I look at changes (via diff) between PostgreSQL's regex and more new
> regex in PHP4 it is very same. A differentions are that in new regex code
> are all values marks as 'register' and this new regex not support MULTIBYTE.
> It is without any relevant changes (or 'register' is really fastly?).
>
> What means TODO?
>
> The PG's regex use malloc -- why not MemoryContext?
Henry has new code that is faster, and he has put it only in TCL so far.
I am waiting for a library version of it that we can include.
--
Bruce Momjian | http://www.op.net/~candle
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
+ Christ can be your backup. | Drexel Hill, Pennsylvania 19026
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