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Re: WIP: index support for regexp search

From: Alexander Korotkov <aekorotkov(at)gmail(dot)com>
To: Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>
Cc: pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: WIP: index support for regexp search
Date: 2012-01-21 05:29:56
Message-ID: CAPpHfduygsmDjmiX=9crav4Y=Nc4MVL1Yj-goWihJ38hgs+LxQ@mail.gmail.com (view raw or flat)
Thread:
Lists: pgsql-hackers
On Fri, Jan 20, 2012 at 12:54 AM, Alexander Korotkov
<aekorotkov(at)gmail(dot)com>wrote:

> On Fri, Jan 20, 2012 at 12:30 AM, Heikki Linnakangas <
> heikki(dot)linnakangas(at)enterprisedb(dot)com> wrote:
>
>> Apart from that, the multibyte issue seems like the big one. Any way
>>> around that?
>>
>> Conversion of pg_wchar to multibyte character is the only way I found to
> avoid serious hacking of existing regexp code. Do you think additional
> function in pg_wchar_tbl which converts pg_wchar back to multibyte
> character is possible solution?
>
Do you have any notes on it? I could make the patch which adds such
function into core.

------
With best regards,
Alexander Korotkov.

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