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SET client_min_messages = warning;
CREATE TYPE pcre;
CREATE FUNCTION pcre_in(cstring)
RETURNS pcre
AS '$libdir/pgpcre'
LANGUAGE C STRICT;
CREATE FUNCTION pcre_out(pcre)
RETURNS cstring
AS '$libdir/pgpcre'
LANGUAGE C STRICT;
CREATE TYPE pcre (
INTERNALLENGTH = -1,
INPUT = pcre_in,
OUTPUT = pcre_out,
STORAGE = extended
);
CREATE FUNCTION pcre_text_matches(subject text, pattern pcre) RETURNS boolean
IMMUTABLE
RETURNS NULL ON NULL INPUT
AS '$libdir/pgpcre'
LANGUAGE C;
CREATE FUNCTION pcre_matches_text(pattern pcre, subject text) RETURNS boolean
IMMUTABLE
RETURNS NULL ON NULL INPUT
AS '$libdir/pgpcre'
LANGUAGE C;
CREATE FUNCTION pcre_text_matches_not(subject text, pattern pcre) RETURNS boolean
IMMUTABLE
RETURNS NULL ON NULL INPUT
AS '$libdir/pgpcre'
LANGUAGE C;
CREATE FUNCTION pcre_matches_text_not(pattern pcre, subject text) RETURNS boolean
IMMUTABLE
RETURNS NULL ON NULL INPUT
AS '$libdir/pgpcre'
LANGUAGE C;
CREATE OPERATOR =~ (
PROCEDURE = pcre_text_matches,
LEFTARG = text,
RIGHTARG = pcre
);
CREATE OPERATOR ~ (
PROCEDURE = pcre_text_matches,
LEFTARG = text,
RIGHTARG = pcre
);
CREATE OPERATOR ~ (
PROCEDURE = pcre_matches_text,
LEFTARG = pcre,
RIGHTARG = text,
COMMUTATOR = ~
);
CREATE OPERATOR !~ (
PROCEDURE = pcre_text_matches_not,
LEFTARG = text,
RIGHTARG = pcre,
NEGATOR = ~
);
CREATE OPERATOR !~ (
PROCEDURE = pcre_matches_text_not,
LEFTARG = pcre,
RIGHTARG = text,
COMMUTATOR = !~,
NEGATOR = ~
);
CREATE FUNCTION pcre_match(pattern pcre, subject text) RETURNS text
IMMUTABLE
RETURNS NULL ON NULL INPUT
AS '$libdir/pgpcre'
LANGUAGE C;
CREATE FUNCTION pcre_captured_substrings(pattern pcre, subject text) RETURNS text[]
IMMUTABLE
RETURNS NULL ON NULL INPUT
AS '$libdir/pgpcre'
LANGUAGE C;
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