Horton

Re: pgsql: Add more SQL/JSON constructor functions

Amit Langote <amitlangote09@gmail.com>

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From: Amit Langote <amitlangote09@gmail.com>
To: jian he <jian.universality@gmail.com>
Cc: Tom Lane <tgl@sss.pgh.pa.us>, Alvaro Herrera <alvherre@alvh.no-ip.org>, Peter Eisentraut <peter@eisentraut.org>, PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
Date: 2024-07-26T02:12:27Z
Lists: pgsql-hackers

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On Thu, Jul 25, 2024 at 11:16 PM Amit Langote <amitlangote09@gmail.com> wrote:
> On Wed, Jul 24, 2024 at 3:25 PM jian he <jian.universality@gmail.com> wrote:
> > 2. domain over jsonb should fail just like domain over other types?
> > RETURNING djs keep quotes DEFAULT '"11"' ON empty
> > should fail as
> > ERROR:  could not coerce ON EMPTY expression (DEFAULT) to the RETURNING type
> > DETAIL:  value for domain djs violates check constraint "djs_check""
>
> I think this should be fixed with the attached patch 0004.

It is fixed but with the patch 0003, not 0004.

Also, the test cases in 0004, which is a patch to fix a problem with
OMIT QUOTES being disregarded when RETURNING domain-over-jsonb, didn't
test that problem.  So I have updated the test case to use a domain
over jsonb.

-- 
Thanks, Amit Langote

Commits

  1. SQL/JSON: Avoid initializing unnecessary ON ERROR / ON EMPTY steps

  2. SQL/JSON: Fix default ON ERROR behavior for JSON_TABLE

  3. SQL/JSON: Fix JSON_TABLE() column deparsing

  4. Update comment about ExprState.escontext

  5. SQL/JSON: Fix casting for integer EXISTS columns in JSON_TABLE

  6. SQL/JSON: Some fixes to JsonBehavior expression casting

  7. SQL/JSON: Remove useless code in ExecInitJsonExpr()

  8. SQL/JSON: Respect OMIT QUOTES when RETURNING domains over jsonb

  9. SQL/JSON: Improve error-handling of JsonBehavior expressions

  10. SQL/JSON: Fix error-handling of some JsonBehavior expressions

  11. SQL/JSON: Rethink c2d93c3802b

  12. SQL/JSON: Always coerce JsonExpr result at runtime

  13. SQL/JSON: Fix coercion of constructor outputs to types with typmod