Re: Text format protocol representation
От | Hannu Krosing |
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Тема | Re: Text format protocol representation |
Дата | |
Msg-id | 1053667669.3037.5.camel@fuji.krosing.net обсуждение исходный текст |
Ответ на | Re: Text format protocol representation (Tom Lane <tgl@sss.pgh.pa.us>) |
Ответы |
Re: Text format protocol representation
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Список | pgsql-hackers |
Tom Lane kirjutas N, 22.05.2003 kell 18:38: > Greg Stark <gsstark@mit.edu> writes: > > Oh, I don't. I was just mentioning that if you append a nul in the protocol > > and allow applications to use that instead of the length provided then you've > > pretty much committed to never allowing nuls in text/varchars. > > Um. Well, there isn't any such assumption in the protocol (and I'm agin > Peter's suggestion to put one in), but realistically I don't see us ever > allowing \0 in external-text-representation strings. It would break too > many things on both client and server sides, and the payback is too small. > > The cases I can think of where you'd like to allow \0 are really binary > data, not text, and we now have respectably clean support for binary > I/O. I know about the /O part but what about I/ ? Are \0's handled cleanly in INSERT statements ? Or can new protocol send binary bind variables for prepared statements ? > So the need to allow it seems to me to have dropped way down, too. ------- Hannu
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