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https://github.com/pgvector/pgvector.git
synced 2026-06-30 01:31:15 +08:00
Added intvec type
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@@ -1,7 +1,7 @@
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CREATE TABLE t (val vector(3));
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INSERT INTO t (val) VALUES ('[0,0,0]'), ('[1,2,3]'), ('[1,1,1]'), (NULL);
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CREATE TABLE t (val vector(3), val2 intvec(3));
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INSERT INTO t (val, val2) VALUES ('[0,0,0]', '[0,0,0]'), ('[1,2,3]', '[1,2,3]'), ('[1,1,1]', '[1,1,1]'), (NULL, NULL);
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CREATE TABLE t2 (val vector(3));
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CREATE TABLE t2 (val vector(3), val2 intvec(3));
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\copy t TO 'results/data.bin' WITH (FORMAT binary)
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\copy t2 FROM 'results/data.bin' WITH (FORMAT binary)
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@@ -24,29 +24,29 @@ SELECT vector_norm('[3,4]');
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SELECT vector_norm('[0,1]');
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SELECT vector_norm('[3e37,4e37]')::real;
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SELECT l2_distance('[0,0]', '[3,4]');
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SELECT l2_distance('[0,0]', '[0,1]');
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SELECT l2_distance('[1,2]', '[3]');
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SELECT l2_distance('[3e38]', '[-3e38]');
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SELECT l2_distance('[0,0]'::vector, '[3,4]');
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SELECT l2_distance('[0,0]'::vector, '[0,1]');
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SELECT l2_distance('[1,2]'::vector, '[3]');
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SELECT l2_distance('[3e38]'::vector, '[-3e38]');
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SELECT inner_product('[1,2]', '[3,4]');
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SELECT inner_product('[1,2]', '[3]');
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SELECT inner_product('[3e38]', '[3e38]');
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SELECT inner_product('[1,2]'::vector, '[3,4]');
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SELECT inner_product('[1,2]'::vector, '[3]');
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SELECT inner_product('[3e38]'::vector, '[3e38]');
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SELECT cosine_distance('[1,2]', '[2,4]');
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SELECT cosine_distance('[1,2]', '[0,0]');
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SELECT cosine_distance('[1,1]', '[1,1]');
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SELECT cosine_distance('[1,0]', '[0,2]');
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SELECT cosine_distance('[1,1]', '[-1,-1]');
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SELECT cosine_distance('[1,2]', '[3]');
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SELECT cosine_distance('[1,1]', '[1.1,1.1]');
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SELECT cosine_distance('[1,1]', '[-1.1,-1.1]');
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SELECT cosine_distance('[3e38]', '[3e38]');
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SELECT cosine_distance('[1,2]'::vector, '[2,4]');
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SELECT cosine_distance('[1,2]'::vector, '[0,0]');
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SELECT cosine_distance('[1,1]'::vector, '[1,1]');
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SELECT cosine_distance('[1,0]'::vector, '[0,2]');
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SELECT cosine_distance('[1,1]'::vector, '[-1,-1]');
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SELECT cosine_distance('[1,2]'::vector, '[3]');
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SELECT cosine_distance('[1,1]'::vector, '[1.1,1.1]');
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SELECT cosine_distance('[1,1]'::vector, '[-1.1,-1.1]');
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SELECT cosine_distance('[3e38]'::vector, '[3e38]');
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SELECT l1_distance('[0,0]', '[3,4]');
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SELECT l1_distance('[0,0]', '[0,1]');
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SELECT l1_distance('[1,2]', '[3]');
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SELECT l1_distance('[3e38]', '[-3e38]');
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SELECT l1_distance('[0,0]'::vector, '[3,4]');
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SELECT l1_distance('[0,0]'::vector, '[0,1]');
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SELECT l1_distance('[1,2]'::vector, '[3]');
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SELECT l1_distance('[3e38]'::vector, '[-3e38]');
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SELECT avg(v) FROM unnest(ARRAY['[1,2,3]'::vector, '[3,5,7]']) v;
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SELECT avg(v) FROM unnest(ARRAY['[1,2,3]'::vector, '[3,5,7]', NULL]) v;
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13
test/sql/hnsw_intvec_cosine.sql
Normal file
13
test/sql/hnsw_intvec_cosine.sql
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@@ -0,0 +1,13 @@
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SET enable_seqscan = off;
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CREATE TABLE t (val intvec(3));
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INSERT INTO t (val) VALUES ('[0,0,0]'), ('[1,2,3]'), ('[1,1,1]'), (NULL);
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CREATE INDEX ON t USING hnsw (val intvec_cosine_ops);
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INSERT INTO t (val) VALUES ('[1,2,4]');
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SELECT * FROM t ORDER BY val <=> '[3,3,3]';
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SELECT COUNT(*) FROM (SELECT * FROM t ORDER BY val <=> '[0,0,0]') t2;
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SELECT COUNT(*) FROM (SELECT * FROM t ORDER BY val <=> (SELECT NULL::intvec)) t2;
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DROP TABLE t;
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12
test/sql/hnsw_intvec_ip.sql
Normal file
12
test/sql/hnsw_intvec_ip.sql
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@@ -0,0 +1,12 @@
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SET enable_seqscan = off;
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CREATE TABLE t (val intvec(3));
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INSERT INTO t (val) VALUES ('[0,0,0]'), ('[1,2,3]'), ('[1,1,1]'), (NULL);
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CREATE INDEX ON t USING hnsw (val intvec_ip_ops);
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INSERT INTO t (val) VALUES ('[1,2,4]');
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SELECT * FROM t ORDER BY val <#> '[3,3,3]';
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SELECT COUNT(*) FROM (SELECT * FROM t ORDER BY val <#> (SELECT NULL::intvec)) t2;
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DROP TABLE t;
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16
test/sql/hnsw_intvec_l2.sql
Normal file
16
test/sql/hnsw_intvec_l2.sql
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@@ -0,0 +1,16 @@
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SET enable_seqscan = off;
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CREATE TABLE t (val intvec(3));
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INSERT INTO t (val) VALUES ('[0,0,0]'), ('[1,2,3]'), ('[1,1,1]'), (NULL);
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CREATE INDEX ON t USING hnsw (val intvec_l2_ops);
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INSERT INTO t (val) VALUES ('[1,2,4]');
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SELECT * FROM t ORDER BY val <-> '[3,3,3]';
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SELECT COUNT(*) FROM (SELECT * FROM t ORDER BY val <-> (SELECT NULL::intvec)) t2;
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SELECT COUNT(*) FROM t;
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TRUNCATE t;
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SELECT * FROM t ORDER BY val <-> '[3,3,3]';
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DROP TABLE t;
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21
test/sql/intvec_functions.sql
Normal file
21
test/sql/intvec_functions.sql
Normal file
@@ -0,0 +1,21 @@
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SELECT l2_distance('[0,0]'::intvec, '[3,4]');
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SELECT l2_distance('[0,0]'::intvec, '[0,1]');
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SELECT l2_distance('[1,2]'::intvec, '[3]');
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SELECT '[0,0]'::intvec <-> '[3,4]';
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SELECT inner_product('[1,2]'::intvec, '[3,4]');
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SELECT inner_product('[1,2]'::intvec, '[3]');
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SELECT inner_product('[127]'::intvec, '[127]');
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SELECT '[1,2]'::intvec <#> '[3,4]';
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SELECT cosine_distance('[1,2]'::intvec, '[2,4]');
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SELECT cosine_distance('[1,2]'::intvec, '[0,0]');
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SELECT cosine_distance('[1,1]'::intvec, '[1,1]');
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SELECT cosine_distance('[1,0]'::intvec, '[0,2]');
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SELECT cosine_distance('[1,1]'::intvec, '[-1,-1]');
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SELECT cosine_distance('[1,2]'::intvec, '[3]');
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SELECT '[1,2]'::intvec <=> '[2,4]';
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SELECT l1_distance('[0,0]'::intvec, '[3,4]');
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SELECT l1_distance('[0,0]'::intvec, '[0,1]');
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SELECT l1_distance('[1,2]'::intvec, '[3]');
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28
test/sql/intvec_input.sql
Normal file
28
test/sql/intvec_input.sql
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@@ -0,0 +1,28 @@
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SELECT '[1,2,3]'::intvec;
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SELECT '[-1,-2,-3]'::intvec;
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SELECT ' [ 1, 2 , 3 ] '::intvec;
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SELECT '[1.23456]'::intvec;
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SELECT '[hello,1]'::intvec;
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SELECT '[127,-128]'::intvec;
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SELECT '[128,-129]'::intvec;
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SELECT '[1,2,3'::intvec;
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SELECT '[1,2,3]9'::intvec;
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SELECT '1,2,3'::intvec;
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SELECT ''::intvec;
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SELECT '['::intvec;
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SELECT '[,'::intvec;
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SELECT '[]'::intvec;
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SELECT '[1,]'::intvec;
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SELECT '[1a]'::intvec;
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SELECT '[1,,3]'::intvec;
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SELECT '[1, ,3]'::intvec;
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SELECT '[1,2,3]'::intvec(3);
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SELECT '[1,2,3]'::intvec(2);
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SELECT '[1,2,3]'::intvec(3, 2);
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SELECT '[1,2,3]'::intvec('a');
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SELECT '[1,2,3]'::intvec(0);
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SELECT '[1,2,3]'::intvec(16001);
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SELECT unnest('{"[1,2,3]", "[4,5,6]"}'::intvec[]);
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SELECT '{"[1,2,3]"}'::intvec(2)[];
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