Re: How to return a jsonb list of lists (with integers)

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От Pavel Stehule
Тема Re: How to return a jsonb list of lists (with integers)
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Msg-id CAFj8pRBFJb_5yvbDaWEOV2yERMV3PdUqEuJsSAr4Fp5mvf4FmA@mail.gmail.com
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Ответ на Re: How to return a jsonb list of lists (with integers)  (Alexander Farber <alexander.farber@gmail.com>)
Ответы Re: How to return a jsonb list of lists (with integers)  (Alexander Farber <alexander.farber@gmail.com>)
Список pgsql-general
Hi

st 17. 2. 2021 v 11:40 odesílatel Alexander Farber <alexander.farber@gmail.com> napsal:
I have tried the following, but IF FOUND is always false for some reason:

                _versus := JSONB_BUILD_ARRAY(
                        SUM(CASE WHEN (player1 = in_uid AND state1 = 'won')  OR (player2 = in_uid AND state2 = 'won')  THEN 1 ELSE 0 END)::integer,
                        SUM(CASE WHEN (player1 = in_uid AND state1 = 'lost') OR (player2 = in_uid AND state2 = 'lost') THEN 1 ELSE 0 END)::integer,
                        SUM(CASE WHEN (player1 = in_uid AND state1 = 'draw') OR (player2 = in_uid AND state2 = 'draw') THEN 1 ELSE 0 END)::integer
                )
                FROM words_games
                WHERE finished IS NOT NULL
                AND (
                        (player1 = in_uid AND player2 = in_opponent) OR
                        (player2 = in_uid AND player1 = in_opponent)
                );

Don't do this. When you want to use a query, then use SELECT INTO.

Regards

Pavel



                IF FOUND THEN
                        out_data := JSONB_INSERT(out_data, '{versus}', _versus);
                END IF;

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