Re: hstore or jsonb ?

On Mon, 2022-11-14 at 15:50 +0100, Bzzzz wrote:
> I'd like to store specs, as they vary a lot from one item to another,
> hstore or jsonb look like the best solution.
>
> Specs can have 2 levels at most.
> ie: "color": ["white", "black", "blue"]).
>
> The indexation is mandatory for fulltext accurate researches in
> (almost) natural language.
>
> So, as the processing is almost the same (maps I/O in Erlang), which one
> would be the best for my needs, hstore or jsonb ?

"hstore" is obsolete; don't use it.

> Also, from what I read, the both of them can be easily indexed, but
> which index is the best, GIN or RUM ?
>
> And furthermore, which index option (XXX_ops), if any, would be the best
> for the chosen one ?

That depends on the query you need to support.

I have no idea what you mean by "fulltext accurate search" in a hstore
or JSON.

Yours,
Laurenz Albe