pgvector/sql/vector--0.7.4--0.8.0.sql

-- complain if script is sourced in psql, rather than via CREATE EXTENSION
\echo Use "ALTER EXTENSION vector UPDATE TO '0.8.0'" to load this file. \quit

CREATE FUNCTION array_to_sparsevec(integer[], integer, boolean) RETURNS sparsevec
	AS 'MODULE_PATHNAME' LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;

CREATE FUNCTION array_to_sparsevec(real[], integer, boolean) RETURNS sparsevec
	AS 'MODULE_PATHNAME' LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;

CREATE FUNCTION array_to_sparsevec(double precision[], integer, boolean) RETURNS sparsevec
	AS 'MODULE_PATHNAME' LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;

CREATE FUNCTION array_to_sparsevec(numeric[], integer, boolean) RETURNS sparsevec
	AS 'MODULE_PATHNAME' LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;

CREATE CAST (integer[] AS sparsevec)
	WITH FUNCTION array_to_sparsevec(integer[], integer, boolean) AS ASSIGNMENT;

CREATE CAST (real[] AS sparsevec)
	WITH FUNCTION array_to_sparsevec(real[], integer, boolean) AS ASSIGNMENT;

CREATE CAST (double precision[] AS sparsevec)
	WITH FUNCTION array_to_sparsevec(double precision[], integer, boolean) AS ASSIGNMENT;

CREATE CAST (numeric[] AS sparsevec)
	WITH FUNCTION array_to_sparsevec(numeric[], integer, boolean) AS ASSIGNMENT;

CREATE FUNCTION hnsw_attribute_distance(integer, integer) RETURNS float8
	AS 'MODULE_PATHNAME', 'hnsw_int4_attribute_distance' LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;

CREATE OPERATOR CLASS vector_integer_ops
	DEFAULT FOR TYPE integer USING hnsw AS
	OPERATOR 2 = (integer, integer),
	FUNCTION 4 hnsw_attribute_distance(integer, integer);