On 2024-02-05 Mo 22:06, jian he wrote:

Hi.
this commit [0] changes immutability of jsonb_path_query, jsonb_path_query_first? If so, it may change other functions also.

demo:

begin;
SET LOCAL TIME ZONE 10.5;
with cte(s) as (select jsonb '"2023-08-15 12:34:56 +05:30"')

select jsonb_path_query(s, '$.timestamp_tz()')::text,'+10.5'::text,'timestamp_tz'::text from cte
union all
select jsonb_path_query(s, '$.time()')::text,'+10.5'::text, 'time'::text from cte
union all
select jsonb_path_query(s, '$.timestamp()')::text,'+10.5'::text,'timestamp'::text from cte
union all
select jsonb_path_query(s, '$.date()')::text,'+10.5'::text, 'date'::text from cte
union all
select jsonb_path_query(s, '$.time_tz()')::text,'+10.5'::text, 'time_tz'::text from cte;

SET LOCAL TIME ZONE -8;
with cte(s) as (select jsonb '"2023-08-15 12:34:56 +05:30"')
select jsonb_path_query(s, '$.timestamp_tz()')::text,'-8'::text,'timestamp_tz'::text from cte
union all
select jsonb_path_query(s, '$.time()')::text,'-8'::text, 'time'::text from cte
union all
select jsonb_path_query(s, '$.timestamp()')::text,'-8'::text,'timestamp'::text from cte
union all
select jsonb_path_query(s, '$.date()')::text,'-8'::text, 'date'::text from cte
union all
select jsonb_path_query(s, '$.time_tz()')::text,'-8'::text, 'time_tz'::text from cte;
commit;


[0] https://git.postgresql.org/cgit/postgresql.git/commit/?id=66ea94e8e606529bb334515f388c62314956739e


ouch. Good catch. Clearly we need to filter these like we do for the .datetime() method.


cheers


andrew

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

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