| From: | Daniel Gustafsson <daniel(at)yesql(dot)se> |
|---|---|
| To: | carlos(at)coterobarros(dot)com, Pg Docs <pgsql-docs(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Example of json_array_elements |
| Date: | 2021-11-12 14:20:32 |
| Message-ID: | 6B42B8C7-A5EB-49AA-8199-D3CBCD3A9C40@yesql.se |
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| Lists: | pgsql-docs |
> On 12 Nov 2021, at 13:18, PG Doc comments form <noreply(at)postgresql(dot)org> wrote:
> Maybe this example for json_array_elements is wrong?
No, the example works as intended and yields the output in the documentation:
postgres=# select * from json_array_elements('[1,true, [2,false]]');
value
-----------
1
true
[2,false]
(3 rows)
Your proposal is also syntactically correct, but it's not what the author
intended when writing the example:
postgres=# select * from json_array_elements('[[1,true], [2,false]]');
value
-----------
[1,true]
[2,false]
(2 rows)
--
Daniel Gustafsson https://vmware.com/
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