Re: SQL/JSON: functions

Justin Pryzby <pryzby@telsasoft.com>

From: Justin Pryzby <pryzby@telsasoft.com>
To: Andrew Dunstan <andrew@dunslane.net>
Cc: Himanshu Upadhyaya <upadhyaya.himanshu@gmail.com>, Nikita Glukhov <n.gluhov@postgrespro.ru>, pgsql-hackers@postgresql.org, Dmitry Dolgov <9erthalion6@gmail.com>, Oleg Bartunov <obartunov@postgrespro.ru>, Erik Rijkers <er@xs4all.nl>
Date: 2022-03-23T20:56:39Z
Lists: pgsql-hackers
On Wed, Mar 23, 2022 at 03:49:17PM -0400, Andrew Dunstan wrote:
> 
> On 3/23/22 08:24, Justin Pryzby wrote:
> > At least 0002-SQL-JSON-constructors-v64.patch has an issue with nodes,
> > per COPY_PARSE_PLAN_TREES.
> >
> > +ERROR:  unrecognized node type: 157
> 
> I just tried to reproduce this and was unable to.  Ubuntu 20.04, gcc 9.4.0.
> 
> the build was done with CPPFLAGS=-DCOPY_PARSE_PLAN_TREES. To be on the
> safe side I took ccache out of the equation.
> 
> Can you give me any more details?

Sorry, the issue was actually with 

#define RAW_EXPRESSION_COVERAGE_TEST

make check is enough to see it:

@@ -6,181 +6,78 @@
 (1 row)
 
 SELECT JSON_OBJECT(RETURNING json);
- json_object 
--------------
- {}
-(1 row)
-
+ERROR:  unrecognized node type: 157
[...]



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.