Re: encoding names
От | Tom Lane |
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Тема | Re: encoding names |
Дата | |
Msg-id | 9446.997969410@sss.pgh.pa.us обсуждение исходный текст |
Ответ на | Re: encoding names (Tatsuo Ishii <t-ishii@sra.co.jp>) |
Ответы |
Re: encoding names
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Список | pgsql-hackers |
Tatsuo Ishii <t-ishii@sra.co.jp> writes: > Thanks. BTW, I'm working on for dynamically loading the Unicode > conversion functions to descrease the runtime memory requirement. The > reason why I want to do this is: > o they are huge (--enable-unicode-conversion will increase ~1MB in the > load module size) > o nobody will use all of them at once. For example most Japanese users > are only interested in EUC/SJIS maps. But is it really important? All Unixen that I know of handle process text segments on a page-by-page basis; pages that aren't actually being touched won't get swapped in. Thus, the unused maps will just sit on disk, whether they are part of the main executable or a separate file. I doubt there's any real performance gain to be had by making the maps dynamically loadable. regards, tom lane
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