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authoralex <alex@pdp7.net>2023-10-13 16:02:34 +0200
committeralex <alex@pdp7.net>2023-10-13 16:03:35 +0200
commit87df74b49c8792e9dddd550d862b2cfa9a2e909b (patch)
treece1013a2f9a4ac79a6f6e4d94b857c2900dead11 /content/2011/12/upserts.gmi
parent4f86ec0553d659fe3253a92657d85a96734d0048 (diff)
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-# Upserts...
-2011-12-17
-
-Trabajando en un pequeño experimento[1], se me ha ocurrido un insert idempotente:
-
-insert into foo (bar) (select 'bar_value' as bar where not exists (select 1 from foo where bar = 'bar_value'));
-
-(la sintaxis es de PostgreSQL, pero supongo que es adaptable a otras bases de datos). Igual intento adaptarlo a hacer upserts.
-
-
-=> https://github.com/alexpdp7/tvguide 1: https://github.com/alexpdp7/tvguide \ No newline at end of file