Horton

Re: SQL/JSON features for v15

Andrew Dunstan <andrew@dunslane.net>

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From: Andrew Dunstan <andrew@dunslane.net>
To: "Jonathan S. Katz" <jkatz@postgresql.org>, Andres Freund <andres@anarazel.de>
Cc: Tom Lane <tgl@sss.pgh.pa.us>, Robert Haas <robertmhaas@gmail.com>, Nikita Glukhov <n.gluhov@postgrespro.ru>, PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>, Michael Paquier <michael@paquier.xyz>, John Naylor <john.naylor@enterprisedb.com>, Amit Langote <amitlangote09@gmail.com>
Date: 2022-08-23T19:45:01Z
Lists: pgsql-hackers 
On 2022-08-23 Tu 15:32, Jonathan S. Katz wrote:
> On 8/23/22 1:26 PM, Andres Freund wrote:
>> Hi,
>>
>> On 2022-08-23 13:18:49 -0400, Jonathan S. Katz wrote:
>>> Taking RMT hat off, if the outcome is "revert", I do want to ensure
>>> we don't
>>> lose momentum on getting this into v16. I know a lot of time and
>>> effort has
>>> gone into this featureset and it seems to be trending in the right
>>> direction. We have a mixed history on reverts in terms of if/when
>>> they are
>>> committed and I don't want to see that happen to these features. I
>>> do think
>>> this will remain a headline feature even if we delay it for v16.
>>
>> We could decide to revert this for 15, but leave it in tree for HEAD.
>
> If it comes to that, I think that is a reasonable suggestion so long
> as we're committed to making the requisite changes.
>
>

One good reason for this is that way we're not fighting against the node
changes, which complicate any reversion significantly.


cheers


andrew

--
Andrew Dunstan
EDB: https://www.enterprisedb.com

Commits

  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. Revert SQL/JSON features

  11. Numeric error suppression in jsonpath