Re: jsonb and nested hstore

On Wed, Mar  5, 2014 at 10:59:37AM -0800, Peter Geoghegan wrote:
> On Wed, Mar 5, 2014 at 8:30 AM, Robert Haas <robertmhaas@gmail.com> wrote:
> >> Just out of curiosity, exactly what features are missing from jsonb
> >> today that are available with hstore?  How long would it take to
> >> copy-and-paste all that code, if someone were to decide to do the
> >> work instead of argue about it?
> >
> > I believe the main thing is the opclasses.
> 
> Yes, that's right. A large volume of code currently proposed for
> hstore2 is much less valuable than those operators sufficient to
> implement the hstore2 opclasses. If you assume that hstore will become
> a legacy extension that we won't add anything to (including everything
> proposed in any patch posted to this thread), and jsonb will go in
> core (which is of course more or less just hstore2 with a few json
> extras), the amount of code redundantly shared between core and an
> unchanged hstore turns out to not be that bad. I hope to have a
> precise answer to just how bad soon.

Can you clarify what hstore2 is?  It that the name of a type?  Is that
hierarchical hstore with the same hstore name?

--  Bruce Momjian  <bruce@momjian.us>        http://momjian.us EnterpriseDB
http://enterprisedb.com
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