Hi, David, Pavel,

Thank you for your indications

Joao


On Wed, Feb 17, 2021 at 7:50 PM Pavel Stehule <pavel.steh...@gmail.com>
wrote:

> Hi
>
> st 17. 2. 2021 v 20:44 odesílatel Joao Miguel Ferreira <
> joao.miguel.c.ferre...@gmail.com> napsal:
>
>> Hello all,
>>
>> I PL/pgSQL I have a few jsonb variables (instantiated each with an array
>> of objects) and I need to append them to produce the final result. All of
>> them are  small in size (max 30 each). We are using Pg 11.
>>
>> Example:
>> a = [ x, y ]
>> b = [ z , w ]
>> result would be [ x, y, z, w ]
>>
>> What would you consider to be a suitable approach ?
>>
>
>  postgres=# select '[10,20,30]'::jsonb || '[100,20]'::jsonb;
> ┌───────────────────────┐
> │       ?column?        │
> ╞═══════════════════════╡
> │ [10, 20, 30, 100, 20] │
> └───────────────────────┘
> (1 row)
>
> Regards
>
> Pavel
>
>
>> thanks
>> João
>>
>>
>>

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