Horton

Re: SQL/JSON features for v15

Jonathan S. Katz <jkatz@postgresql.org>

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From: "Jonathan S. Katz" <jkatz@postgresql.org>
To: 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>, Andrew Dunstan <andrew@dunslane.net>, Michael Paquier <michael@paquier.xyz>, John Naylor <john.naylor@enterprisedb.com>, Amit Langote <amitlangote09@gmail.com>
Date: 2022-08-23T19:32:14Z
Lists: pgsql-hackers 
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.

Thanks,

Jonathan

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