he3pg/contrib/citext/citext--1.0--1.1.sql
2022-08-31 15:03:14 +08:00

22 lines
1.0 KiB
PL/PgSQL

/* contrib/citext/citext--1.0--1.1.sql */
-- complain if script is sourced in psql, rather than via ALTER EXTENSION
\echo Use "ALTER EXTENSION citext UPDATE TO '1.1'" to load this file. \quit
/* First we have to remove them from the extension */
ALTER EXTENSION citext DROP FUNCTION regexp_matches( citext, citext );
ALTER EXTENSION citext DROP FUNCTION regexp_matches( citext, citext, text );
/* Then we can drop them */
DROP FUNCTION regexp_matches( citext, citext );
DROP FUNCTION regexp_matches( citext, citext, text );
/* Now redefine */
CREATE FUNCTION regexp_matches( citext, citext ) RETURNS SETOF TEXT[] AS $$
SELECT pg_catalog.regexp_matches( $1::pg_catalog.text, $2::pg_catalog.text, 'i' );
$$ LANGUAGE SQL IMMUTABLE STRICT ROWS 1;
CREATE FUNCTION regexp_matches( citext, citext, text ) RETURNS SETOF TEXT[] AS $$
SELECT pg_catalog.regexp_matches( $1::pg_catalog.text, $2::pg_catalog.text, CASE WHEN pg_catalog.strpos($3, 'c') = 0 THEN $3 || 'i' ELSE $3 END );
$$ LANGUAGE SQL IMMUTABLE STRICT ROWS 10;