Re: Range types
От | tomas@tuxteam.de |
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Тема | Re: Range types |
Дата | |
Msg-id | 20091215141006.GB4544@tomas обсуждение исходный текст |
Ответ на | Re: Range types (Greg Stark <gsstark@mit.edu>) |
Ответы |
Re: Range types
Re: Range types |
Список | pgsql-hackers |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On Tue, Dec 15, 2009 at 01:09:02PM +0000, Greg Stark wrote: [...] > In fact, as I only recently found out, one of the design goals of IEEE > floats was specifically that they sort lexicographically and use every > bit pattern. So you can alwys get the "next" float by just > incrementing your float as an 64-bit integer. Yes that raises your > value by a different amount, and it's still useful. Didn't know that -- thanks :-) (and as Andrew Dunstan pointed out off-list: I was wrong with my bold assertion that one can squeeze infinitely many (arbitrary length) strings between two given. This is not always the case). Regards - -- tomás -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (GNU/Linux) iD8DBQFLJ5i+Bcgs9XrR2kYRAqtUAJ0VHeUd7q/+Xr9H+Clbr2E0HVV3mgCdFXZM /EPDk1B+M2uP6/Lqr50Rv4k= =XICC -----END PGP SIGNATURE-----
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