Re: JSON/SQL: jsonpath: incomprehensible error message

On 2022-06-30 Th 04:19, Amit Kapila wrote:
> On Wed, Jun 29, 2022 at 6:58 PM Erik Rijkers <er@xs4all.nl> wrote:
>> Op 29-06-2022 om 15:00 schreef Amit Kapila:
>>> On Mon, Jun 27, 2022 at 8:46 PM Andrew Dunstan <andrew@dunslane.net> wrote:
>>>> On 2022-06-26 Su 11:44, Erik Rijkers wrote:
>>>>> JSON/SQL jsonpath
>>>>>
>>>>> For example, a jsonpath string with deliberate typo 'like_regexp'
>>>>> (instead of 'like_regex'):
>>>>>
>>>>> select js
>>>>> from (values (jsonb '{}')) as f(js)
>>>>> where js @? '$ ? (@ like_regexp "^xxx")';
>>>>>
>>>>> ERROR:  syntax error, unexpected IDENT_P at or near " " of jsonpath input
>>>>> LINE 1: ...s from (values (jsonb '{}')) as f(js) where js @? '$ ? (@
>>>>> li...
>>>>>
>>>>> Both  'IDENT_P'  and  'at or near " "'  seem pretty useless.
>>>>>
>>> removing this. One thing that is not clear to me is why OP sees an
>>> acceptable message (ERROR:  syntax error, unexpected invalid token at
>>> or near "=" of jsonpath input) for a similar query in 14?
>> To mention that was perhaps unwise of me because The  IDENT_P (or more
>> generally, *_P)  messages can be provoked on 14 too.
>>
> Okay, then I think it is better to backpatch this fix.



Done.


cheers


andrew

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