Re: Encoding names
От | Karel Zak |
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Тема | Re: Encoding names |
Дата | |
Msg-id | Pine.LNX.3.96.1010221150929.22620M-100000@ara.zf.jcu.cz обсуждение исходный текст |
Ответ на | Re: Encoding names (Thomas Lockhart <lockhart@alumni.caltech.edu>) |
Ответы |
Re: Encoding names
|
Список | pgsql-hackers |
On Wed, 21 Feb 2001, Thomas Lockhart wrote: > > You not must change current names, you can add to pg_conv_tbl[] new lines > > with names synonym for already existing encoding... > > {LATIN1, "LATIN1", 0, latin12mic, mic2latin1, 0, 0}, > > {LATIN1, "ISO-8859-1", 0, latin12mic, mic2latin1, 0, 0}, > > And if you order this table by alphabet and in pg_char_to_encoding() > > you use Knuth's binary search intead current seq. scannig by for() every > > thing will faster and more nice. It's easy. > > As you probably know, there is already a binary search algorithm coded > up for the date/time string lookups in utils/adt/datetime.c. Since that > lookup caches the last value (which could be done here too) most lookups > are immediate. > > Are you proposing to make a change Karel, or just encouraging others? :) > No problem for me. Do you want patch with this to tommorow breakfast? IMHO it's acceptable for current 7.1 too, it's really small change. Or do it Tatsuo? Karel
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