Re: text-prefix search in 9.4's JSONB - Mailing list pgsql-general

From Vik Fearing
Subject Re: text-prefix search in 9.4's JSONB
Date
Msg-id 53BAE3B4.8060508@dalibo.com
Whole thread Raw
In response to text-prefix search in 9.4's JSONB  (Andreas Joseph Krogh <andreas@visena.com>)
Responses Re: text-prefix search in 9.4's JSONB  (Andreas Joseph Krogh <andreas@visena.com>)
List pgsql-general
On 07/07/2014 11:28 AM, Andreas Joseph Krogh wrote:
> Hi all.
>
> I'm excited about 9.4's new JSONB and search-performance.
>
> Is it possible to combine tsearch's prefix-search with the new JSONB-format?
>
> Something like this (pseudo-code):
> SELECT '{"subject": "visena"}'::jsonb @>  '{"subject":
> to_tsquery('simple', '(vise:*|office:*)')}';
>
> and have the above query match documents where subject contains the
> prefixes "vise" and "office", which would match subject="visena" and
> subject="officenet"
>
> Would be ultimate cool if this was possible!

This will absolutely not happen in 9.4 but something like it is being
worked on for 9.5

See this presentation, starting at page 17:
http://www.pgcon.org/2014/schedule/attachments/318_pgcon-2014-vodka.pdf
--
Vik


pgsql-general by date:

Previous
From: Andy Colson
Date:
Subject: Re: conditional IF statements in postgresql
Next
From: Andreas Joseph Krogh
Date:
Subject: Re: text-prefix search in 9.4's JSONB