From: | Oleg Bartunov <obartunov(at)postgrespro(dot)ru> |
---|---|
To: | Alexander Korotkov <a(dot)korotkov(at)postgrespro(dot)ru> |
Cc: | Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, Nikita Glukhov <n(dot)gluhov(at)postgrespro(dot)ru>, Michael Paquier <michael(at)paquier(dot)xyz>, Stas Kelvich <s(dot)kelvich(at)postgrespro(dot)ru>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com>, David Steele <david(at)pgmasters(dot)net>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Andrew Dunstan <andrew(dot)dunstan(at)2ndquadrant(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> |
Subject: | Re: jsonpath |
Date: | 2019-01-22 09:12:41 |
Message-ID: | CAF4Au4zTZ18j_7Q4VeiJvJ3egJkEQtu7MfgU_ADp5pYVbdnkpA@mail.gmail.com |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-hackers |
On Tue, Jan 22, 2019 at 8:21 AM Alexander Korotkov
<a(dot)korotkov(at)postgrespro(dot)ru> wrote:
>
> The next revision is attached.
>
> Nikita made code and documentation improvements, renamed functions
> from "jsonpath_" prefix to "jsonb_path_" prefix. He also renamed
> jsonpath_predicate() to jsonb_path_match() (that looks better for me
> too).
>
> I've further renamed jsonb_query_wrapped() to jsonb_query_array(), and
> changed that behavior to always wrap result into array.
agree with new names
so it mimic the behaviour of JSON_QUERY with UNCONDITIONAL WRAPPER option
Also, I've
> introduced new function jsonb_query_first(), which returns first item
> from result.
>
> ------
> Alexander Korotkov
> Postgres Professional: http://www.postgrespro.com
> The Russian Postgres Company
--
Postgres Professional: http://www.postgrespro.com
The Russian Postgres Company
From | Date | Subject | |
---|---|---|---|
Next Message | David Rowley | 2019-01-22 09:47:54 | Re: speeding up planning with partitions |
Previous Message | Masahiko Sawada | 2019-01-22 09:09:08 | Re: pgsql: Restrict the use of temporary namespace in two-phase transaction |