Re: [HACKERS] ecpg enhance patch
От | Tatsuo Ishii |
---|---|
Тема | Re: [HACKERS] ecpg enhance patch |
Дата | |
Msg-id | 19991228113532N.t-ishii@sra.co.jp обсуждение исходный текст |
Ответ на | Re: [HACKERS] ecpg enhance patch (Michael Meskes <meskes@postgreSQL.org>) |
Список | pgsql-hackers |
> On Mon, Dec 27, 1999 at 04:49:19PM +0900, Tatsuo Ishii wrote: > > Here is a patch that would enhance the efficiency in that skip strings > > which have been already checked. The patch was made by Kazuko > > Nakagawa. Michael, can you comment on this? > > The problem is that the current system allows insertions of placeholders > which are later replaced by values. After applying this patch this will no > longer work. But with some changes we might get almost the same result. > > After the p = next_insert(...) p-newcopy characters are already clean. This > should be used. I just noticed that there is a ugly hack in there anyway, > namely the string length calculation via substraction of two pointers. I Thank you for your comment. I'll foward it to the author of the patch. > wonder if this works with multibyte strings. Should be no problem. -- Tatsuo Ishii
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