liuyu/pgvector
1
0
Fork 0
mirror of https://github.com/pgvector/pgvector.git synced 2026-06-06 05:51:21 +08:00
Code Issues Packages Projects Releases Wiki Activity

Added support for bigint attributes [skip ci]

Browse Source
This commit is contained in:
Andrew Kane
2023-11-15 15:37:27 -08:00
parent 08bd246529
commit 8fcf77f89a
4 changed files with 31 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
sql/vector--0.5.1--0.6.0.sql
View File

@@ -4,7 +4,15 @@
CREATE FUNCTION hnsw_attribute_distance(integer, integer) RETURNS float8
AS 'MODULE_PATHNAME', 'hnsw_int4_attribute_distance' LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
CREATE FUNCTION hnsw_attribute_distance(bigint, bigint) RETURNS float8
AS 'MODULE_PATHNAME', 'hnsw_int8_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 3 hnsw_attribute_distance(integer, integer);
CREATE OPERATOR CLASS vector_bigint_ops
DEFAULT FOR TYPE bigint USING hnsw AS
OPERATOR 2 = (bigint, bigint),
FUNCTION 3 hnsw_attribute_distance(bigint, bigint);

8
sql/vector.sql
View File

@@ -296,7 +296,15 @@ CREATE OPERATOR CLASS vector_cosine_ops
CREATE FUNCTION hnsw_attribute_distance(integer, integer) RETURNS float8
AS 'MODULE_PATHNAME', 'hnsw_int4_attribute_distance' LANGUAGE C IMMUTABLE STRICT PARALLEL SAFE;
CREATE FUNCTION hnsw_attribute_distance(bigint, bigint) RETURNS float8
AS 'MODULE_PATHNAME', 'hnsw_int8_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 3 hnsw_attribute_distance(integer, integer);
CREATE OPERATOR CLASS vector_bigint_ops
DEFAULT FOR TYPE bigint USING hnsw AS
OPERATOR 2 = (bigint, bigint),
FUNCTION 3 hnsw_attribute_distance(bigint, bigint);

14
src/hnsw.c
View File

@@ -236,3 +236,17 @@ hnsw_int4_attribute_distance(PG_FUNCTION_ARGS)
PG_RETURN_FLOAT8(distance);
}
/*
* Get the distance between two int8 attributes
*/
PGDLLEXPORT PG_FUNCTION_INFO_V1(hnsw_int8_attribute_distance);
Datum
hnsw_int8_attribute_distance(PG_FUNCTION_ARGS)
{
int64 a = PG_GETARG_INT64(0);
int64 b = PG_GETARG_INT64(1);
double distance = ((double) a) - ((double) b);
PG_RETURN_FLOAT8(distance);
}

2
test/t/019_hnsw_filtering.pl
View File

@@ -56,7 +56,7 @@ $node->start;
# Create table
$node->safe_psql("postgres", "CREATE EXTENSION vector;");
$node->safe_psql("postgres", "CREATE TABLE tst (i int4, v vector($dim), c int4);");
$node->safe_psql("postgres", "CREATE TABLE tst (i int4, v vector($dim), c int8);");
$node->safe_psql("postgres",
"INSERT INTO tst SELECT i, ARRAY[$array_sql], i % $nc FROM generate_series(1, 20000) i;"
);