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Diffstat (limited to 'content/2011/12/upserts.gmi')
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diff --git a/content/2011/12/upserts.gmi b/content/2011/12/upserts.gmi new file mode 100644 index 00000000..a163de5b --- /dev/null +++ b/content/2011/12/upserts.gmi @@ -0,0 +1,11 @@ +# 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
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