13629df5a1
an empty input string causes an empty output string to be returned, instead of throwing an ERROR -- per complaint from Aaron Hillegass, and consistent with double metaphone. Fix examples in README.soundex pointed out by James Robinson.
29 lines
794 B
MySQL
29 lines
794 B
MySQL
-- Adjust this setting to control where the objects get created.
|
|
SET search_path = public;
|
|
|
|
CREATE FUNCTION levenshtein (text,text)
|
|
RETURNS int
|
|
AS 'MODULE_PATHNAME','levenshtein'
|
|
LANGUAGE 'C' WITH (iscachable, isstrict);
|
|
|
|
CREATE FUNCTION metaphone (text,int)
|
|
RETURNS text
|
|
AS 'MODULE_PATHNAME','metaphone'
|
|
LANGUAGE 'C' WITH (iscachable, isstrict);
|
|
|
|
CREATE FUNCTION soundex(text) RETURNS text
|
|
AS 'MODULE_PATHNAME', 'soundex'
|
|
LANGUAGE 'C' WITH (iscachable, isstrict);
|
|
|
|
CREATE FUNCTION text_soundex(text) RETURNS text
|
|
AS 'MODULE_PATHNAME', 'soundex'
|
|
LANGUAGE 'C';
|
|
|
|
CREATE FUNCTION dmetaphone (text) RETURNS text
|
|
LANGUAGE C IMMUTABLE STRICT
|
|
AS 'MODULE_PATHNAME', 'dmetaphone';
|
|
|
|
CREATE FUNCTION dmetaphone_alt (text) RETURNS text
|
|
LANGUAGE C IMMUTABLE STRICT
|
|
AS 'MODULE_PATHNAME', 'dmetaphone_alt';
|