Re: Unicode combining characters - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: Unicode combining characters
Date
Msg-id 200110031605.f93G5ZI29159@candle.pha.pa.us
Whole thread Raw
In response to Re: Unicode combining characters  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: Unicode combining characters
List pgsql-hackers
> Tatsuo Ishii <t-ishii@sra.co.jp> writes:
> > ... There seems some problems existing in the
> > implementation. Considering REGEX is not so slow, maybe we should
> > employ the same design as REGEX. i.e. using wide charcters, not
> > multibyte streams...
> 
> Seems like a good thing to put on the to-do list.  In the meantime,
> we still have the question of whether to enable multibyte in the
> default configuration.  I'd still vote YES, as these results seem
> to me to demonstrate that there is no wide-ranging performance penalty.
> A problem confined to LIKE on long strings isn't a showstopper IMHO.
> 

Added to TODO:

* Use wide characters to evaluate regular expressions, for performance
(Tatsuo) 

--  Bruce Momjian                        |  http://candle.pha.pa.us pgman@candle.pha.pa.us               |  (610)
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