Re: jsonb and nested hstore

On 12 Březen 2014, 0:51, Peter Geoghegan wrote:
> On Tue, Mar 11, 2014 at 4:41 PM, Peter Geoghegan <pg@heroku.com> wrote:
>> I think that in practice the
>> general recommendation will be that when indexing at the "top level",
>> use jsonb_hash_ops. When indexing nested items, use the more flexible
>> default GIN opclass. That seems like a pretty smart trade-off to me.
>
> By which I mean: index nested items using an expressional GIN index.

I'm still not sure how would that look. Does that mean I'd have to create
multiple GIN indexes - one for each possible key or something like that?
Can you give an example?

regards
Tomas