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Re: SQL/JSON: functions

Andres Freund <andres@anarazel.de>

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From: Andres Freund <andres@anarazel.de>
To: Michael Paquier <michael@paquier.xyz>
Cc: Oleg Bartunov <obartunov@gmail.com>, Simon Riggs <simon@2ndquadrant.com>, Nikita Glukhov <n.gluhov@postgrespro.ru>, PostgreSQL mailing lists <pgsql-hackers@postgresql.org>, Andrew Dunstan <andrew.dunstan@2ndquadrant.com>, Pavel Stehule <pavel.stehule@gmail.com>
Date: 2018-03-13T23:10:58Z
Lists: pgsql-hackers 
On 2018-03-14 07:54:35 +0900, Michael Paquier wrote:
> On Tue, Mar 13, 2018 at 04:08:01PM +0300, Oleg Bartunov wrote:
> > The docs are here
> > https://github.com/obartunov/sqljsondoc/blob/master/README.jsonpath.md
> > 
> > It's not easy to write docs for SQL/JSON in xml, so I decided to write in more
> > friendly way. We'll have time to convert it to postgres format.
> 
> If you aim at getting a feature committed first without its
> documentation, and getting the docs written after the feature freeze
> using a dedicated open item or such, this is much acceptable in my
> opinion and the CF is running short in time.

Given that this patch still uses PG_TRY/CATCH around as wide paths of
code as a whole ExecEvalExpr() invocation, basically has gotten no
review, I don't see this going anywhere for v11.

Greetings,

Andres Freund

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

  1. JSON_TABLE: Add support for NESTED paths and columns

  2. Add basic JSON_TABLE() functionality

  3. Add SQL/JSON query functions

  4. Add soft error handling to some expression nodes

  5. Adjust populate_record_field() to handle errors softly

  6. Refactor code used by jsonpath executor to fetch variables

  7. Add more SQL/JSON constructor functions

  8. SQL/JSON: support the IS JSON predicate

  9. SQL/JSON: add standard JSON constructor functions

  10. Improve readability of SQL/JSON documentation.

  11. Documentation for SQL/JSON features

  12. RETURNING clause for JSON() and JSON_SCALAR()

  13. SQL JSON functions

  14. SQL/JSON query functions

  15. IS JSON predicate

  16. SQL/JSON constructors

  17. Common SQL/JSON clauses

  18. Doc: remove obsolete entries in table of BRIN strategy numbers.

  19. Doc: standardize markup a bit more.

  20. Make pg_regress.c unset PGDATABASE during make installcheck.

  21. Fix handling of GENERATED columns in CREATE TABLE LIKE INCLUDING DEFAULTS.