133 lines
3.6 KiB
MySQL
133 lines
3.6 KiB
MySQL
/* $PostgreSQL: pgsql/contrib/pg_trgm/pg_trgm.sql.in,v 1.6 2007/11/13 04:24:28 momjian Exp $ */
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-- Adjust this setting to control where the objects get created.
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SET search_path = public;
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CREATE OR REPLACE FUNCTION set_limit(float4)
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RETURNS float4
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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CREATE OR REPLACE FUNCTION show_limit()
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RETURNS float4
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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CREATE OR REPLACE FUNCTION show_trgm(text)
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RETURNS _text
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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CREATE OR REPLACE FUNCTION similarity(text,text)
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RETURNS float4
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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CREATE OR REPLACE FUNCTION similarity_op(text,text)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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CREATE OPERATOR % (
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LEFTARG = text,
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RIGHTARG = text,
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PROCEDURE = similarity_op,
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COMMUTATOR = '%',
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RESTRICT = contsel,
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JOIN = contjoinsel
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);
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-- gist key
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CREATE OR REPLACE FUNCTION gtrgm_in(cstring)
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RETURNS gtrgm
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT;
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CREATE OR REPLACE FUNCTION gtrgm_out(gtrgm)
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RETURNS cstring
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT;
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CREATE TYPE gtrgm (
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INTERNALLENGTH = -1,
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INPUT = gtrgm_in,
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OUTPUT = gtrgm_out
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);
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-- support functions for gist
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CREATE OR REPLACE FUNCTION gtrgm_consistent(gtrgm,internal,int4)
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RETURNS bool
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE;
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CREATE OR REPLACE FUNCTION gtrgm_compress(internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE;
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CREATE OR REPLACE FUNCTION gtrgm_decompress(internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE;
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CREATE OR REPLACE FUNCTION gtrgm_penalty(internal,internal,internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT IMMUTABLE;
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CREATE OR REPLACE FUNCTION gtrgm_picksplit(internal, internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE;
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CREATE OR REPLACE FUNCTION gtrgm_union(bytea, internal)
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RETURNS _int4
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE;
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CREATE OR REPLACE FUNCTION gtrgm_same(gtrgm, gtrgm, internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE;
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-- create the operator class for gist
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CREATE OPERATOR CLASS gist_trgm_ops
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FOR TYPE text USING gist
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AS
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OPERATOR 1 % (text, text),
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FUNCTION 1 gtrgm_consistent (gtrgm, internal, int4),
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FUNCTION 2 gtrgm_union (bytea, internal),
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FUNCTION 3 gtrgm_compress (internal),
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FUNCTION 4 gtrgm_decompress (internal),
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FUNCTION 5 gtrgm_penalty (internal, internal, internal),
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FUNCTION 6 gtrgm_picksplit (internal, internal),
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FUNCTION 7 gtrgm_same (gtrgm, gtrgm, internal),
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STORAGE gtrgm;
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-- support functions for gin
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CREATE OR REPLACE FUNCTION gin_extract_trgm(text, internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE;
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CREATE OR REPLACE FUNCTION gin_extract_trgm(text, internal, internal)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE;
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CREATE OR REPLACE FUNCTION gin_trgm_consistent(internal, internal, text)
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RETURNS internal
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AS 'MODULE_PATHNAME'
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LANGUAGE C IMMUTABLE;
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-- create the operator class for gin
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CREATE OPERATOR CLASS gin_trgm_ops
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FOR TYPE text USING gin
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AS
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OPERATOR 1 % (text, text) RECHECK,
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FUNCTION 1 btint4cmp (int4, int4),
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FUNCTION 2 gin_extract_trgm (text, internal),
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FUNCTION 3 gin_extract_trgm (text, internal, internal),
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FUNCTION 4 gin_trgm_consistent (internal, internal, text),
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STORAGE int4;
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