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gtallen1187/charindex_postgres.sql

Last active August 29, 2015 13:55
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create function charindex for postgres
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charindex_postgres.sql
CREATE OR REPLACE FUNCTION CHARINDEX(text, text, integer) RETURNS integer AS $$ SELECT CASE WHEN strpos(substr($2, $3+1), $1) = 0 THEN 0 ELSE strpos(substr($2, $3+1), $1) + $3 END; $$ LANGUAGE SQL IMMUTABLE RETURNS NULL ON NULL INPUT;
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