So basically we're saying JSON in 9.4 is still a little way from where
it needs to be in terms of real-world functionality ? Or am I being
too harsh ? ;-)
On 23 January 2015 at 18:49, Adrian Klaver <adrian.klaver@xxxxxxxxxxx> wrote:
> On 01/23/2015 10:15 AM, Tim Smith wrote:
>>>
>>> How does it not work?
>>> In other words what was the query you tried and what was the output?
>>
>>
>> As in, it doesn't work. Full stop....
>>
>> \d+ json_test
>> Table "public.json_test"
>> Column | Type | Modifiers | Storage | Stats target | Description
>> ---------+-------+-----------+----------+--------------+-------------
>> content | jsonb | not null | extended | |
>> Indexes:
>> "idxgin" gin (content)
>>
>>
>> truncate json_test;
>> TRUNCATE TABLE
>> insert into json_test(content) values('[{"ID": "3119","Desc":"bob"}]');
>> INSERT 0 1
>>
>> select content->'Desc' from json_test where content @> '{"ID":"3119"}';
>> ?column?
>> ----------
>> (0 rows)
>>
>
> WITH c AS
> (SELECT
> jsonb_array_elements(content) AS content
> FROM
> json_test)
> SELECT
> content->'Desc'
> FROM
> c
> WHERE
> content @> '{"ID":"3119"}'
>
> ?column?
> ----------
> "bob"
> (1 row)
>
>
> With the caveats that Christophe Pettus mentioned.
>
>>> --
>>> Adrian Klaver
>>> adrian.klaver@xxxxxxxxxxx
>>
>>
>>
>
>
> --
> Adrian Klaver
> adrian.klaver@xxxxxxxxxxx
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