Re: Range Types, constructors, and the type system

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От Peter Eisentraut
Тема Re: Range Types, constructors, and the type system
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Msg-id 1309417529.26660.11.camel@vanquo.pezone.net
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Ответ на Re: Range Types, constructors, and the type system  (Florian Pflug <fgp@phlo.org>)
Ответы Re: Range Types, constructors, and the type system  (Florian Pflug <fgp@phlo.org>)
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On tor, 2011-06-30 at 08:45 +0200, Florian Pflug wrote:
> I don't think it will - as it stands, there isn't a single collatable
> type RANGE but instead one *distinct* type per combination of base
> type, btree opclass and collation. The reasons for that were discussed
> at length - the basic argument for doing it that way was to make a
> range represent a fixed set of values.

How would the system catalogs be initialized under that theory: surely
you're not going to seed (nr. of types) * (nr. of collations) * (nr. of
opclasses) range types in initdb?



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