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MathRobin/upsert.sql

Created January 21, 2017 11:50
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upsert.sql
WITH upsert AS
(UPDATE maTable
SET monChamp = 'nouvelleValeur';
WHERE monId = cetId
RETURNING *)
INSERT INTO maTable
(monId, monChamp)
SELECT cetId, 'nouvelleValeur'
WHERE NOT EXISTS (SELECT * FROM upsert);
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