Re: email data type first release
От | Gaetano Mendola |
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Тема | Re: email data type first release |
Дата | |
Msg-id | 40A8D62E.8090703@bigfoot.com обсуждение исходный текст |
Ответ на | Re: email data type first release (Greg Stark <gsstark@mit.edu>) |
Ответы |
Re: email data type first release
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Список | pgsql-hackers |
Greg Stark wrote: > Gaetano Mendola <mendola@bigfoot.com> writes: > > >>Comments are welcomed. > > > Well as long as you're asking... > > Email domains are case insensitive, but the left hand side is case sensitive. > That's the only part that's hard to handle using a text data type, it would be > kind of neat if the email operators got it right. > > Another thing is that it might make more sense to sort email addresses by > domain first (case insensitively of course), then by left hand side (case > sensitively). Since the domain is really the "most significant bit". This is > also convenient for many systems like email since they perform better when > they can handle data in that order. > > Note that this would make the type sort differently from its text > representation. This shouldn't really be a problem but occasionally you see > poorly written queries that introduce extra type conversions that the user > doesn't expect. But then if it behaves just like the text datatype then there > wouldn't be much point in using it. That's true, I will order as Tommi Maekitalo suggest. Regards Gaetano Mendola
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