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fix: group piece together

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This commit is contained in:
Martin Eyben 2024-12-03 20:38:16 +00:00
parent 72c1accdcf
commit 93604300cb
1 changed files with 11 additions and 8 deletions
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19
PostgreSQL/src/functions.sql
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@ -2,14 +2,17 @@
CREATE OR REPLACE FUNCTION pieces_membre(int) RETURNS TABLE(id_piece int, quantite_piece int)
AS
$$
SELECT id_piece, quantite_contenir * quantite_enregistrer as quantite_pieces_possedees
FROM enregistrer
NATURAL JOIN boites
NATURAL JOIN contenir
WHERE id_membre=$1
UNION
(SELECT id_piece, quantite_acheter as quantite_pieces_possedees
FROM acheter WHERE id_membre=$1);
SELECT id_piece, SUM(quantite_pieces_possedees) FROM (
SELECT id_piece, quantite_contenir * quantite_enregistrer as quantite_pieces_possedees
FROM enregistrer
NATURAL JOIN boites
NATURAL JOIN contenir
WHERE id_membre=$1
UNION
(SELECT id_piece, quantite_acheter as quantite_pieces_possedees
FROM acheter WHERE id_membre=$1)
)
GROUP BY id_piece
$$
LANGUAGE SQL;
;