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Re: Wanted: jsonb on-disk representation documentation - Mailing list pgsql-hackers

From Peter Geoghegan
Subject Re: Wanted: jsonb on-disk representation documentation
Date
Msg-id CAM3SWZTcNTkQqiqgRHOFO=KUZMXqjR4HPggLVoGAxGOkgGdtnQ@mail.gmail.com
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In response to Re: Wanted: jsonb on-disk representation documentation  (Bruce Momjian <bruce@momjian.us>)
Responses Re: Wanted: jsonb on-disk representation documentation
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On Tue, May 6, 2014 at 1:06 PM, Bruce Momjian <bruce@momjian.us> wrote:
> I also would like to know what the index-everything hash ops does?  Does
> it index the keys, values, or both?

It indexes both, but it isn't possible to test existence (of a key)
with the hash GIN opclass.

-- 
Peter Geoghegan

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