mirror of
https://github.com/pgvector/pgvector.git
synced 2026-06-30 17:51:18 +08:00
Added minivec type
This commit is contained in:
Andrew Kane
@@ -38,6 +38,26 @@ SELECT * FROM t ORDER BY val;
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(4 rows)
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DROP TABLE t;
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-- minivec
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CREATE TABLE t (val minivec(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 (val);
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SELECT * FROM t WHERE val = '[1,2,3]';
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val
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---------
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[1,2,3]
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(1 row)
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SELECT * FROM t ORDER BY val;
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val
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---------
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[0,0,0]
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[1,1,1]
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[1,2,3]
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(4 rows)
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DROP TABLE t;
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-- sparsevec
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CREATE TABLE t (val sparsevec(3));
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@@ -140,6 +140,64 @@ SELECT '{1e-8,-1e-8}'::real[]::halfvec;
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[0,-0]
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(1 row)
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SELECT '[1,2,3]'::vector::minivec;
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minivec
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---------
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[1,2,3]
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(1 row)
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SELECT '[1,2,3]'::vector::minivec(3);
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minivec
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---------
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[1,2,3]
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(1 row)
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SELECT '[1,2,3]'::vector::minivec(2);
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ERROR: expected 2 dimensions, not 3
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SELECT '[465]'::vector::minivec;
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ERROR: "465" is out of range for type minivec
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SELECT '[1e-8]'::vector::minivec;
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minivec
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---------
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[0]
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(1 row)
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SELECT '[1,2,3]'::minivec::vector;
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vector
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---------
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[1,2,3]
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(1 row)
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SELECT '[1,2,3]'::minivec::vector(3);
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vector
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---------
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[1,2,3]
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(1 row)
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SELECT '[1,2,3]'::minivec::vector(2);
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ERROR: expected 2 dimensions, not 3
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SELECT '{1,2,3}'::real[]::minivec;
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minivec
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---------
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[1,2,3]
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(1 row)
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SELECT '{1,2,3}'::real[]::minivec(3);
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minivec
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---------
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[1,2,3]
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(1 row)
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SELECT '{1,2,3}'::real[]::minivec(2);
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ERROR: expected 2 dimensions, not 3
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SELECT '{465,-465}'::real[]::minivec;
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ERROR: "465" is out of range for type minivec
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SELECT '{1e-8,-1e-8}'::real[]::minivec;
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minivec
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---------
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[0,-0]
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(1 row)
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SELECT '[0,1.5,0,3.5,0]'::vector::sparsevec;
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sparsevec
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-----------------
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@@ -30,6 +30,23 @@ SELECT * FROM t2 ORDER BY val;
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(4 rows)
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DROP TABLE t;
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DROP TABLE t2;
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-- minivec
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CREATE TABLE t (val minivec(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 t2 (val minivec(3));
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\copy t TO 'results/minivec.bin' WITH (FORMAT binary)
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\copy t2 FROM 'results/minivec.bin' WITH (FORMAT binary)
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SELECT * FROM t2 ORDER BY val;
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val
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---------
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[0,0,0]
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[1,1,1]
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[1,2,3]
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(4 rows)
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DROP TABLE t;
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DROP TABLE t2;
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-- sparsevec
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588
test/expected/minivec.out
Normal file
588
test/expected/minivec.out
Normal file
@@ -0,0 +1,588 @@
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SELECT '[1,2,3]'::minivec;
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minivec
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---------
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[1,2,3]
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(1 row)
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SELECT '[-1,-2,-3]'::minivec;
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minivec
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------------
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[-1,-2,-3]
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(1 row)
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SELECT '[1.,2.,3.]'::minivec;
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minivec
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---------
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[1,2,3]
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(1 row)
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SELECT ' [ 1, 2 , 3 ] '::minivec;
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minivec
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---------
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[1,2,3]
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(1 row)
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SELECT '[1.23456]'::minivec;
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minivec
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---------
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[1.25]
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(1 row)
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SELECT '[hello,1]'::minivec;
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ERROR: invalid input syntax for type minivec: "[hello,1]"
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LINE 1: SELECT '[hello,1]'::minivec;
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^
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SELECT '[NaN,1]'::minivec;
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ERROR: NaN not allowed in minivec
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LINE 1: SELECT '[NaN,1]'::minivec;
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^
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SELECT '[Infinity,1]'::minivec;
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ERROR: "Infinity" is out of range for type minivec
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LINE 1: SELECT '[Infinity,1]'::minivec;
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^
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SELECT '[-Infinity,1]'::minivec;
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ERROR: "-Infinity" is out of range for type minivec
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LINE 1: SELECT '[-Infinity,1]'::minivec;
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^
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SELECT '[65519,-65519]'::minivec;
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ERROR: "65519" is out of range for type minivec
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LINE 1: SELECT '[65519,-65519]'::minivec;
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^
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SELECT '[65520,-65520]'::minivec;
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ERROR: "65520" is out of range for type minivec
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LINE 1: SELECT '[65520,-65520]'::minivec;
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^
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SELECT '[1e-8,-1e-8]'::minivec;
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minivec
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---------
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[0,-0]
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(1 row)
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SELECT '[4e38,1]'::minivec;
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ERROR: "4e38" is out of range for type minivec
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LINE 1: SELECT '[4e38,1]'::minivec;
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^
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SELECT '[1e-46,1]'::minivec;
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minivec
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---------
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[0,1]
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(1 row)
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SELECT '[1,2,3'::minivec;
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ERROR: invalid input syntax for type minivec: "[1,2,3"
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LINE 1: SELECT '[1,2,3'::minivec;
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^
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SELECT '[1,2,3]9'::minivec;
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ERROR: invalid input syntax for type minivec: "[1,2,3]9"
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LINE 1: SELECT '[1,2,3]9'::minivec;
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^
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DETAIL: Junk after closing right brace.
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SELECT '1,2,3'::minivec;
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ERROR: invalid input syntax for type minivec: "1,2,3"
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LINE 1: SELECT '1,2,3'::minivec;
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^
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DETAIL: Vector contents must start with "[".
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SELECT ''::minivec;
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ERROR: invalid input syntax for type minivec: ""
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LINE 1: SELECT ''::minivec;
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^
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DETAIL: Vector contents must start with "[".
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SELECT '['::minivec;
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ERROR: invalid input syntax for type minivec: "["
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LINE 1: SELECT '['::minivec;
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^
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SELECT '[ '::minivec;
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ERROR: invalid input syntax for type minivec: "[ "
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LINE 1: SELECT '[ '::minivec;
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^
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SELECT '[,'::minivec;
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ERROR: invalid input syntax for type minivec: "[,"
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LINE 1: SELECT '[,'::minivec;
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^
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SELECT '[]'::minivec;
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ERROR: minivec must have at least 1 dimension
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LINE 1: SELECT '[]'::minivec;
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^
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SELECT '[ ]'::minivec;
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ERROR: minivec must have at least 1 dimension
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LINE 1: SELECT '[ ]'::minivec;
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^
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SELECT '[,]'::minivec;
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ERROR: invalid input syntax for type minivec: "[,]"
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LINE 1: SELECT '[,]'::minivec;
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^
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SELECT '[1,]'::minivec;
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ERROR: invalid input syntax for type minivec: "[1,]"
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LINE 1: SELECT '[1,]'::minivec;
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^
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SELECT '[1a]'::minivec;
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ERROR: invalid input syntax for type minivec: "[1a]"
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LINE 1: SELECT '[1a]'::minivec;
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^
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SELECT '[1,,3]'::minivec;
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ERROR: invalid input syntax for type minivec: "[1,,3]"
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LINE 1: SELECT '[1,,3]'::minivec;
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^
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SELECT '[1, ,3]'::minivec;
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ERROR: invalid input syntax for type minivec: "[1, ,3]"
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LINE 1: SELECT '[1, ,3]'::minivec;
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^
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SELECT '[1,2,3]'::minivec(3);
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minivec
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---------
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[1,2,3]
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(1 row)
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SELECT '[1,2,3]'::minivec(2);
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ERROR: expected 2 dimensions, not 3
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SELECT '[1,2,3]'::minivec(3, 2);
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ERROR: invalid type modifier
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LINE 1: SELECT '[1,2,3]'::minivec(3, 2);
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^
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SELECT '[1,2,3]'::minivec('a');
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ERROR: invalid input syntax for type integer: "a"
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LINE 1: SELECT '[1,2,3]'::minivec('a');
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^
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SELECT '[1,2,3]'::minivec(0);
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ERROR: dimensions for type minivec must be at least 1
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LINE 1: SELECT '[1,2,3]'::minivec(0);
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^
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SELECT '[1,2,3]'::minivec(16001);
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ERROR: dimensions for type minivec cannot exceed 16000
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LINE 1: SELECT '[1,2,3]'::minivec(16001);
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^
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SELECT unnest('{"[1,2,3]", "[4,5,6]"}'::minivec[]);
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unnest
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---------
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[1,2,3]
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[4,5,6]
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(2 rows)
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SELECT '{"[1,2,3]"}'::minivec(2)[];
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ERROR: expected 2 dimensions, not 3
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SELECT '[1,2,3]'::minivec + '[4,5,6]';
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?column?
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----------
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[5,7,9]
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(1 row)
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SELECT '[448]'::minivec + '[448]';
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ERROR: value out of range: overflow
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SELECT '[1,2]'::minivec + '[3]';
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ERROR: different minivec dimensions 2 and 1
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SELECT '[1,2,3]'::minivec - '[4,5,6]';
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?column?
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------------
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[-3,-3,-3]
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(1 row)
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SELECT '[-448]'::minivec - '[448]';
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ERROR: value out of range: overflow
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SELECT '[1,2]'::minivec - '[3]';
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ERROR: different minivec dimensions 2 and 1
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SELECT '[1,2,3]'::minivec * '[4,5,6]';
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?column?
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-----------
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[4,10,18]
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(1 row)
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SELECT '[448]'::minivec * '[448]';
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ERROR: value out of range: overflow
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SELECT '[1e-7]'::minivec * '[1e-7]';
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?column?
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----------
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[0]
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(1 row)
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SELECT '[1,2]'::minivec * '[3]';
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ERROR: different minivec dimensions 2 and 1
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SELECT '[1,2,3]'::minivec || '[4,5]';
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?column?
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-------------
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[1,2,3,4,5]
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(1 row)
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SELECT array_fill(0, ARRAY[16000])::minivec || '[1]';
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ERROR: minivec cannot have more than 16000 dimensions
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SELECT '[1,2,3]'::minivec < '[1,2,3]';
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?column?
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----------
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f
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(1 row)
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SELECT '[1,2,3]'::minivec < '[1,2]';
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?column?
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----------
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f
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(1 row)
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SELECT '[1,2,3]'::minivec <= '[1,2,3]';
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?column?
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----------
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t
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(1 row)
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SELECT '[1,2,3]'::minivec <= '[1,2]';
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?column?
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----------
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f
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(1 row)
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SELECT '[1,2,3]'::minivec = '[1,2,3]';
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?column?
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----------
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t
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(1 row)
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SELECT '[1,2,3]'::minivec = '[1,2]';
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?column?
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----------
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f
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(1 row)
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SELECT '[1,2,3]'::minivec != '[1,2,3]';
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?column?
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----------
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f
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(1 row)
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SELECT '[1,2,3]'::minivec != '[1,2]';
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?column?
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----------
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t
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(1 row)
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SELECT '[1,2,3]'::minivec >= '[1,2,3]';
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?column?
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----------
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t
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(1 row)
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SELECT '[1,2,3]'::minivec >= '[1,2]';
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?column?
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----------
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t
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(1 row)
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SELECT '[1,2,3]'::minivec > '[1,2,3]';
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?column?
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----------
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f
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(1 row)
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SELECT '[1,2,3]'::minivec > '[1,2]';
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?column?
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----------
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t
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(1 row)
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SELECT minivec_cmp('[1,2,3]', '[1,2,3]');
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minivec_cmp
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-------------
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0
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(1 row)
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SELECT minivec_cmp('[1,2,3]', '[0,0,0]');
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minivec_cmp
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-------------
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1
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(1 row)
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SELECT minivec_cmp('[0,0,0]', '[1,2,3]');
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minivec_cmp
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-------------
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-1
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(1 row)
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SELECT minivec_cmp('[1,2]', '[1,2,3]');
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minivec_cmp
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-------------
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-1
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(1 row)
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SELECT minivec_cmp('[1,2,3]', '[1,2]');
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minivec_cmp
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-------------
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1
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(1 row)
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SELECT minivec_cmp('[1,2]', '[2,3,4]');
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minivec_cmp
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-------------
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-1
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(1 row)
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||||
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SELECT minivec_cmp('[2,3]', '[1,2,3]');
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minivec_cmp
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||||
-------------
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||||
1
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(1 row)
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SELECT vector_dims('[1,2,3]'::minivec);
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vector_dims
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-------------
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3
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(1 row)
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SELECT round(l2_norm('[1,1]'::minivec)::numeric, 5);
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round
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---------
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1.41421
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||||
(1 row)
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||||
|
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SELECT l2_norm('[3,4]'::minivec);
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||||
l2_norm
|
||||
---------
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||||
5
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||||
(1 row)
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||||
|
||||
SELECT l2_norm('[0,1]'::minivec);
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l2_norm
|
||||
---------
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||||
1
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(1 row)
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SELECT l2_norm('[0,0]'::minivec);
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l2_norm
|
||||
---------
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||||
0
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(1 row)
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SELECT l2_norm('[2]'::minivec);
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l2_norm
|
||||
---------
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||||
2
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(1 row)
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||||
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SELECT l2_distance('[0,0]'::minivec, '[3,4]');
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||||
l2_distance
|
||||
-------------
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||||
5
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||||
(1 row)
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||||
|
||||
SELECT l2_distance('[0,0]'::minivec, '[0,1]');
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||||
l2_distance
|
||||
-------------
|
||||
1
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||||
(1 row)
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||||
|
||||
SELECT l2_distance('[1,2]'::minivec, '[3]');
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||||
ERROR: different minivec dimensions 2 and 1
|
||||
SELECT l2_distance('[1,1,1,1,1,1,1,1,1]'::minivec, '[1,1,1,1,1,1,1,4,5]');
|
||||
l2_distance
|
||||
-------------
|
||||
5
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||||
(1 row)
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||||
|
||||
SELECT '[0,0]'::minivec <-> '[3,4]';
|
||||
?column?
|
||||
----------
|
||||
5
|
||||
(1 row)
|
||||
|
||||
SELECT inner_product('[1,2]'::minivec, '[3,4]');
|
||||
inner_product
|
||||
---------------
|
||||
11
|
||||
(1 row)
|
||||
|
||||
SELECT inner_product('[1,2]'::minivec, '[3]');
|
||||
ERROR: different minivec dimensions 2 and 1
|
||||
SELECT inner_product('[448]'::minivec, '[448]');
|
||||
inner_product
|
||||
---------------
|
||||
200704
|
||||
(1 row)
|
||||
|
||||
SELECT inner_product('[1,1,1,1,1,1,1,1,1]'::minivec, '[1,2,3,4,5,6,7,8,9]');
|
||||
inner_product
|
||||
---------------
|
||||
45
|
||||
(1 row)
|
||||
|
||||
SELECT '[1,2]'::minivec <#> '[3,4]';
|
||||
?column?
|
||||
----------
|
||||
-11
|
||||
(1 row)
|
||||
|
||||
SELECT cosine_distance('[1,2]'::minivec, '[2,4]');
|
||||
cosine_distance
|
||||
-----------------
|
||||
0
|
||||
(1 row)
|
||||
|
||||
SELECT cosine_distance('[1,2]'::minivec, '[0,0]');
|
||||
cosine_distance
|
||||
-----------------
|
||||
NaN
|
||||
(1 row)
|
||||
|
||||
SELECT cosine_distance('[1,1]'::minivec, '[1,1]');
|
||||
cosine_distance
|
||||
-----------------
|
||||
0
|
||||
(1 row)
|
||||
|
||||
SELECT cosine_distance('[1,0]'::minivec, '[0,2]');
|
||||
cosine_distance
|
||||
-----------------
|
||||
1
|
||||
(1 row)
|
||||
|
||||
SELECT cosine_distance('[1,1]'::minivec, '[-1,-1]');
|
||||
cosine_distance
|
||||
-----------------
|
||||
2
|
||||
(1 row)
|
||||
|
||||
SELECT cosine_distance('[1,2]'::minivec, '[3]');
|
||||
ERROR: different minivec dimensions 2 and 1
|
||||
SELECT cosine_distance('[1,1]'::minivec, '[1.1,1.1]');
|
||||
cosine_distance
|
||||
-----------------
|
||||
0
|
||||
(1 row)
|
||||
|
||||
SELECT cosine_distance('[1,1]'::minivec, '[-1.1,-1.1]');
|
||||
cosine_distance
|
||||
-----------------
|
||||
2
|
||||
(1 row)
|
||||
|
||||
SELECT cosine_distance('[1,2,3,4,5,6,7,8,9]'::minivec, '[1,2,3,4,5,6,7,8,9]');
|
||||
cosine_distance
|
||||
-----------------
|
||||
0
|
||||
(1 row)
|
||||
|
||||
SELECT cosine_distance('[1,2,3,4,5,6,7,8,9]'::minivec, '[-1,-2,-3,-4,-5,-6,-7,-8,-9]');
|
||||
cosine_distance
|
||||
-----------------
|
||||
2
|
||||
(1 row)
|
||||
|
||||
SELECT '[1,2]'::minivec <=> '[2,4]';
|
||||
?column?
|
||||
----------
|
||||
0
|
||||
(1 row)
|
||||
|
||||
SELECT l1_distance('[0,0]'::minivec, '[3,4]');
|
||||
l1_distance
|
||||
-------------
|
||||
7
|
||||
(1 row)
|
||||
|
||||
SELECT l1_distance('[0,0]'::minivec, '[0,1]');
|
||||
l1_distance
|
||||
-------------
|
||||
1
|
||||
(1 row)
|
||||
|
||||
SELECT l1_distance('[1,2]'::minivec, '[3]');
|
||||
ERROR: different minivec dimensions 2 and 1
|
||||
SELECT l1_distance('[1,2,3,4,5,6,7,8,9]'::minivec, '[1,2,3,4,5,6,7,8,9]');
|
||||
l1_distance
|
||||
-------------
|
||||
0
|
||||
(1 row)
|
||||
|
||||
SELECT l1_distance('[1,2,3,4,5,6,7,8,9]'::minivec, '[0,3,2,5,4,7,6,9,8]');
|
||||
l1_distance
|
||||
-------------
|
||||
9
|
||||
(1 row)
|
||||
|
||||
SELECT '[0,0]'::minivec <+> '[3,4]';
|
||||
?column?
|
||||
----------
|
||||
7
|
||||
(1 row)
|
||||
|
||||
SELECT l2_normalize('[3,4]'::minivec);
|
||||
l2_normalize
|
||||
----------------
|
||||
[0.625,0.8125]
|
||||
(1 row)
|
||||
|
||||
SELECT l2_normalize('[3,0]'::minivec);
|
||||
l2_normalize
|
||||
--------------
|
||||
[1,0]
|
||||
(1 row)
|
||||
|
||||
SELECT l2_normalize('[0,0.1]'::minivec);
|
||||
l2_normalize
|
||||
--------------
|
||||
[0,1]
|
||||
(1 row)
|
||||
|
||||
SELECT l2_normalize('[0,0]'::minivec);
|
||||
l2_normalize
|
||||
--------------
|
||||
[0,0]
|
||||
(1 row)
|
||||
|
||||
SELECT l2_normalize('[448]'::minivec);
|
||||
l2_normalize
|
||||
--------------
|
||||
[1]
|
||||
(1 row)
|
||||
|
||||
SELECT binary_quantize('[1,0,-1]'::minivec);
|
||||
binary_quantize
|
||||
-----------------
|
||||
100
|
||||
(1 row)
|
||||
|
||||
SELECT binary_quantize('[0,0.1,-0.2,-0.3,0.4,0.5,0.6,-0.7,0.8,-0.9,1]'::minivec);
|
||||
binary_quantize
|
||||
-----------------
|
||||
01001110101
|
||||
(1 row)
|
||||
|
||||
SELECT subvector('[1,2,3,4,5]'::minivec, 1, 3);
|
||||
subvector
|
||||
-----------
|
||||
[1,2,3]
|
||||
(1 row)
|
||||
|
||||
SELECT subvector('[1,2,3,4,5]'::minivec, 3, 2);
|
||||
subvector
|
||||
-----------
|
||||
[3,4]
|
||||
(1 row)
|
||||
|
||||
SELECT subvector('[1,2,3,4,5]'::minivec, -1, 3);
|
||||
subvector
|
||||
-----------
|
||||
[1]
|
||||
(1 row)
|
||||
|
||||
SELECT subvector('[1,2,3,4,5]'::minivec, 3, 9);
|
||||
subvector
|
||||
-----------
|
||||
[3,4,5]
|
||||
(1 row)
|
||||
|
||||
SELECT subvector('[1,2,3,4,5]'::minivec, 1, 0);
|
||||
ERROR: minivec must have at least 1 dimension
|
||||
SELECT subvector('[1,2,3,4,5]'::minivec, 3, -1);
|
||||
ERROR: minivec must have at least 1 dimension
|
||||
SELECT subvector('[1,2,3,4,5]'::minivec, -1, 2);
|
||||
ERROR: minivec must have at least 1 dimension
|
||||
SELECT subvector('[1,2,3,4,5]'::minivec, 2147483647, 10);
|
||||
ERROR: minivec must have at least 1 dimension
|
||||
SELECT subvector('[1,2,3,4,5]'::minivec, 3, 2147483647);
|
||||
subvector
|
||||
-----------
|
||||
[3,4,5]
|
||||
(1 row)
|
||||
|
||||
SELECT subvector('[1,2,3,4,5]'::minivec, -2147483644, 2147483647);
|
||||
subvector
|
||||
-----------
|
||||
[1,2]
|
||||
(1 row)
|
||||
|
||||
@@ -22,6 +22,17 @@ SELECT * FROM t ORDER BY val;
|
||||
|
||||
DROP TABLE t;
|
||||
|
||||
-- minivec
|
||||
|
||||
CREATE TABLE t (val minivec(3));
|
||||
INSERT INTO t (val) VALUES ('[0,0,0]'), ('[1,2,3]'), ('[1,1,1]'), (NULL);
|
||||
CREATE INDEX ON t (val);
|
||||
|
||||
SELECT * FROM t WHERE val = '[1,2,3]';
|
||||
SELECT * FROM t ORDER BY val;
|
||||
|
||||
DROP TABLE t;
|
||||
|
||||
-- sparsevec
|
||||
|
||||
CREATE TABLE t (val sparsevec(3));
|
||||
|
||||
@@ -38,6 +38,22 @@ SELECT '{1,2,3}'::real[]::halfvec(2);
|
||||
SELECT '{65520,-65520}'::real[]::halfvec;
|
||||
SELECT '{1e-8,-1e-8}'::real[]::halfvec;
|
||||
|
||||
SELECT '[1,2,3]'::vector::minivec;
|
||||
SELECT '[1,2,3]'::vector::minivec(3);
|
||||
SELECT '[1,2,3]'::vector::minivec(2);
|
||||
SELECT '[465]'::vector::minivec;
|
||||
SELECT '[1e-8]'::vector::minivec;
|
||||
|
||||
SELECT '[1,2,3]'::minivec::vector;
|
||||
SELECT '[1,2,3]'::minivec::vector(3);
|
||||
SELECT '[1,2,3]'::minivec::vector(2);
|
||||
|
||||
SELECT '{1,2,3}'::real[]::minivec;
|
||||
SELECT '{1,2,3}'::real[]::minivec(3);
|
||||
SELECT '{1,2,3}'::real[]::minivec(2);
|
||||
SELECT '{465,-465}'::real[]::minivec;
|
||||
SELECT '{1e-8,-1e-8}'::real[]::minivec;
|
||||
|
||||
SELECT '[0,1.5,0,3.5,0]'::vector::sparsevec;
|
||||
SELECT '[0,1.5,0,3.5,0]'::vector::sparsevec(5);
|
||||
SELECT '[0,1.5,0,3.5,0]'::vector::sparsevec(4);
|
||||
|
||||
@@ -28,6 +28,21 @@ SELECT * FROM t2 ORDER BY val;
|
||||
DROP TABLE t;
|
||||
DROP TABLE t2;
|
||||
|
||||
-- minivec
|
||||
|
||||
CREATE TABLE t (val minivec(3));
|
||||
INSERT INTO t (val) VALUES ('[0,0,0]'), ('[1,2,3]'), ('[1,1,1]'), (NULL);
|
||||
|
||||
CREATE TABLE t2 (val minivec(3));
|
||||
|
||||
\copy t TO 'results/minivec.bin' WITH (FORMAT binary)
|
||||
\copy t2 FROM 'results/minivec.bin' WITH (FORMAT binary)
|
||||
|
||||
SELECT * FROM t2 ORDER BY val;
|
||||
|
||||
DROP TABLE t;
|
||||
DROP TABLE t2;
|
||||
|
||||
-- sparsevec
|
||||
|
||||
CREATE TABLE t (val sparsevec(3));
|
||||
|
||||
134
test/sql/minivec.sql
Normal file
134
test/sql/minivec.sql
Normal file
@@ -0,0 +1,134 @@
|
||||
SELECT '[1,2,3]'::minivec;
|
||||
SELECT '[-1,-2,-3]'::minivec;
|
||||
SELECT '[1.,2.,3.]'::minivec;
|
||||
SELECT ' [ 1, 2 , 3 ] '::minivec;
|
||||
SELECT '[1.23456]'::minivec;
|
||||
SELECT '[hello,1]'::minivec;
|
||||
SELECT '[NaN,1]'::minivec;
|
||||
SELECT '[Infinity,1]'::minivec;
|
||||
SELECT '[-Infinity,1]'::minivec;
|
||||
SELECT '[65519,-65519]'::minivec;
|
||||
SELECT '[65520,-65520]'::minivec;
|
||||
SELECT '[1e-8,-1e-8]'::minivec;
|
||||
SELECT '[4e38,1]'::minivec;
|
||||
SELECT '[1e-46,1]'::minivec;
|
||||
SELECT '[1,2,3'::minivec;
|
||||
SELECT '[1,2,3]9'::minivec;
|
||||
SELECT '1,2,3'::minivec;
|
||||
SELECT ''::minivec;
|
||||
SELECT '['::minivec;
|
||||
SELECT '[ '::minivec;
|
||||
SELECT '[,'::minivec;
|
||||
SELECT '[]'::minivec;
|
||||
SELECT '[ ]'::minivec;
|
||||
SELECT '[,]'::minivec;
|
||||
SELECT '[1,]'::minivec;
|
||||
SELECT '[1a]'::minivec;
|
||||
SELECT '[1,,3]'::minivec;
|
||||
SELECT '[1, ,3]'::minivec;
|
||||
|
||||
SELECT '[1,2,3]'::minivec(3);
|
||||
SELECT '[1,2,3]'::minivec(2);
|
||||
SELECT '[1,2,3]'::minivec(3, 2);
|
||||
SELECT '[1,2,3]'::minivec('a');
|
||||
SELECT '[1,2,3]'::minivec(0);
|
||||
SELECT '[1,2,3]'::minivec(16001);
|
||||
|
||||
SELECT unnest('{"[1,2,3]", "[4,5,6]"}'::minivec[]);
|
||||
SELECT '{"[1,2,3]"}'::minivec(2)[];
|
||||
|
||||
SELECT '[1,2,3]'::minivec + '[4,5,6]';
|
||||
SELECT '[448]'::minivec + '[448]';
|
||||
SELECT '[1,2]'::minivec + '[3]';
|
||||
|
||||
SELECT '[1,2,3]'::minivec - '[4,5,6]';
|
||||
SELECT '[-448]'::minivec - '[448]';
|
||||
SELECT '[1,2]'::minivec - '[3]';
|
||||
|
||||
SELECT '[1,2,3]'::minivec * '[4,5,6]';
|
||||
SELECT '[448]'::minivec * '[448]';
|
||||
SELECT '[1e-7]'::minivec * '[1e-7]';
|
||||
SELECT '[1,2]'::minivec * '[3]';
|
||||
|
||||
SELECT '[1,2,3]'::minivec || '[4,5]';
|
||||
SELECT array_fill(0, ARRAY[16000])::minivec || '[1]';
|
||||
|
||||
SELECT '[1,2,3]'::minivec < '[1,2,3]';
|
||||
SELECT '[1,2,3]'::minivec < '[1,2]';
|
||||
SELECT '[1,2,3]'::minivec <= '[1,2,3]';
|
||||
SELECT '[1,2,3]'::minivec <= '[1,2]';
|
||||
SELECT '[1,2,3]'::minivec = '[1,2,3]';
|
||||
SELECT '[1,2,3]'::minivec = '[1,2]';
|
||||
SELECT '[1,2,3]'::minivec != '[1,2,3]';
|
||||
SELECT '[1,2,3]'::minivec != '[1,2]';
|
||||
SELECT '[1,2,3]'::minivec >= '[1,2,3]';
|
||||
SELECT '[1,2,3]'::minivec >= '[1,2]';
|
||||
SELECT '[1,2,3]'::minivec > '[1,2,3]';
|
||||
SELECT '[1,2,3]'::minivec > '[1,2]';
|
||||
|
||||
SELECT minivec_cmp('[1,2,3]', '[1,2,3]');
|
||||
SELECT minivec_cmp('[1,2,3]', '[0,0,0]');
|
||||
SELECT minivec_cmp('[0,0,0]', '[1,2,3]');
|
||||
SELECT minivec_cmp('[1,2]', '[1,2,3]');
|
||||
SELECT minivec_cmp('[1,2,3]', '[1,2]');
|
||||
SELECT minivec_cmp('[1,2]', '[2,3,4]');
|
||||
SELECT minivec_cmp('[2,3]', '[1,2,3]');
|
||||
|
||||
SELECT vector_dims('[1,2,3]'::minivec);
|
||||
|
||||
SELECT round(l2_norm('[1,1]'::minivec)::numeric, 5);
|
||||
SELECT l2_norm('[3,4]'::minivec);
|
||||
SELECT l2_norm('[0,1]'::minivec);
|
||||
SELECT l2_norm('[0,0]'::minivec);
|
||||
SELECT l2_norm('[2]'::minivec);
|
||||
|
||||
SELECT l2_distance('[0,0]'::minivec, '[3,4]');
|
||||
SELECT l2_distance('[0,0]'::minivec, '[0,1]');
|
||||
SELECT l2_distance('[1,2]'::minivec, '[3]');
|
||||
SELECT l2_distance('[1,1,1,1,1,1,1,1,1]'::minivec, '[1,1,1,1,1,1,1,4,5]');
|
||||
SELECT '[0,0]'::minivec <-> '[3,4]';
|
||||
|
||||
SELECT inner_product('[1,2]'::minivec, '[3,4]');
|
||||
SELECT inner_product('[1,2]'::minivec, '[3]');
|
||||
SELECT inner_product('[448]'::minivec, '[448]');
|
||||
SELECT inner_product('[1,1,1,1,1,1,1,1,1]'::minivec, '[1,2,3,4,5,6,7,8,9]');
|
||||
SELECT '[1,2]'::minivec <#> '[3,4]';
|
||||
|
||||
SELECT cosine_distance('[1,2]'::minivec, '[2,4]');
|
||||
SELECT cosine_distance('[1,2]'::minivec, '[0,0]');
|
||||
SELECT cosine_distance('[1,1]'::minivec, '[1,1]');
|
||||
SELECT cosine_distance('[1,0]'::minivec, '[0,2]');
|
||||
SELECT cosine_distance('[1,1]'::minivec, '[-1,-1]');
|
||||
SELECT cosine_distance('[1,2]'::minivec, '[3]');
|
||||
SELECT cosine_distance('[1,1]'::minivec, '[1.1,1.1]');
|
||||
SELECT cosine_distance('[1,1]'::minivec, '[-1.1,-1.1]');
|
||||
SELECT cosine_distance('[1,2,3,4,5,6,7,8,9]'::minivec, '[1,2,3,4,5,6,7,8,9]');
|
||||
SELECT cosine_distance('[1,2,3,4,5,6,7,8,9]'::minivec, '[-1,-2,-3,-4,-5,-6,-7,-8,-9]');
|
||||
SELECT '[1,2]'::minivec <=> '[2,4]';
|
||||
|
||||
SELECT l1_distance('[0,0]'::minivec, '[3,4]');
|
||||
SELECT l1_distance('[0,0]'::minivec, '[0,1]');
|
||||
SELECT l1_distance('[1,2]'::minivec, '[3]');
|
||||
SELECT l1_distance('[1,2,3,4,5,6,7,8,9]'::minivec, '[1,2,3,4,5,6,7,8,9]');
|
||||
SELECT l1_distance('[1,2,3,4,5,6,7,8,9]'::minivec, '[0,3,2,5,4,7,6,9,8]');
|
||||
SELECT '[0,0]'::minivec <+> '[3,4]';
|
||||
|
||||
SELECT l2_normalize('[3,4]'::minivec);
|
||||
SELECT l2_normalize('[3,0]'::minivec);
|
||||
SELECT l2_normalize('[0,0.1]'::minivec);
|
||||
SELECT l2_normalize('[0,0]'::minivec);
|
||||
SELECT l2_normalize('[448]'::minivec);
|
||||
|
||||
SELECT binary_quantize('[1,0,-1]'::minivec);
|
||||
SELECT binary_quantize('[0,0.1,-0.2,-0.3,0.4,0.5,0.6,-0.7,0.8,-0.9,1]'::minivec);
|
||||
|
||||
SELECT subvector('[1,2,3,4,5]'::minivec, 1, 3);
|
||||
SELECT subvector('[1,2,3,4,5]'::minivec, 3, 2);
|
||||
SELECT subvector('[1,2,3,4,5]'::minivec, -1, 3);
|
||||
SELECT subvector('[1,2,3,4,5]'::minivec, 3, 9);
|
||||
SELECT subvector('[1,2,3,4,5]'::minivec, 1, 0);
|
||||
SELECT subvector('[1,2,3,4,5]'::minivec, 3, -1);
|
||||
SELECT subvector('[1,2,3,4,5]'::minivec, -1, 2);
|
||||
SELECT subvector('[1,2,3,4,5]'::minivec, 2147483647, 10);
|
||||
SELECT subvector('[1,2,3,4,5]'::minivec, 3, 2147483647);
|
||||
SELECT subvector('[1,2,3,4,5]'::minivec, -2147483644, 2147483647);
|
||||
136
test/t/039_hnsw_minivec_build_recall.pl
Normal file
136
test/t/039_hnsw_minivec_build_recall.pl
Normal file
@@ -0,0 +1,136 @@
|
||||
use strict;
|
||||
use warnings FATAL => 'all';
|
||||
use PostgreSQL::Test::Cluster;
|
||||
use PostgreSQL::Test::Utils;
|
||||
use Test::More;
|
||||
|
||||
my $node;
|
||||
my @queries = ();
|
||||
my @expected;
|
||||
my $limit = 20;
|
||||
my $dim = 10;
|
||||
my $array_sql = join(",", ('2 * random() * random()') x $dim);
|
||||
|
||||
sub test_recall
|
||||
{
|
||||
my ($min, $operator) = @_;
|
||||
my $correct = 0;
|
||||
my $total = 0;
|
||||
|
||||
my $explain = $node->safe_psql("postgres", qq(
|
||||
SET enable_seqscan = off;
|
||||
EXPLAIN ANALYZE SELECT i FROM tst ORDER BY v $operator '$queries[0]' LIMIT $limit;
|
||||
));
|
||||
like($explain, qr/Index Scan/);
|
||||
|
||||
for my $i (0 .. $#queries)
|
||||
{
|
||||
my $actual = $node->safe_psql("postgres", qq(
|
||||
SET enable_seqscan = off;
|
||||
SELECT i FROM tst ORDER BY v $operator '$queries[$i]' LIMIT $limit;
|
||||
));
|
||||
my @actual_ids = split("\n", $actual);
|
||||
my %actual_set = map { $_ => 1 } @actual_ids;
|
||||
|
||||
my @expected_ids = split("\n", $expected[$i]);
|
||||
|
||||
foreach (@expected_ids)
|
||||
{
|
||||
if (exists($actual_set{$_}))
|
||||
{
|
||||
$correct++;
|
||||
}
|
||||
$total++;
|
||||
}
|
||||
}
|
||||
|
||||
cmp_ok($correct / $total, ">=", $min, $operator);
|
||||
}
|
||||
|
||||
# Initialize node
|
||||
$node = PostgreSQL::Test::Cluster->new('node');
|
||||
$node->init;
|
||||
$node->start;
|
||||
|
||||
# Create table
|
||||
$node->safe_psql("postgres", "CREATE EXTENSION vector;");
|
||||
$node->safe_psql("postgres", "CREATE TABLE tst (i int4, v minivec($dim));");
|
||||
$node->safe_psql("postgres",
|
||||
"INSERT INTO tst SELECT i, ARRAY[$array_sql] FROM generate_series(1, 10000) i;"
|
||||
);
|
||||
|
||||
# Generate queries
|
||||
for (1 .. 20)
|
||||
{
|
||||
my @r = ();
|
||||
for (1 .. $dim)
|
||||
{
|
||||
push(@r, rand());
|
||||
}
|
||||
push(@queries, "[" . join(",", @r) . "]");
|
||||
}
|
||||
|
||||
# Check each index type
|
||||
my @operators = ("<->", "<#>", "<=>", "<+>");
|
||||
my @opclasses = ("minivec_l2_ops", "minivec_ip_ops", "minivec_cosine_ops", "minivec_l1_ops");
|
||||
|
||||
for my $i (0 .. $#operators)
|
||||
{
|
||||
my $operator = $operators[$i];
|
||||
my $opclass = $opclasses[$i];
|
||||
|
||||
# Get exact results
|
||||
@expected = ();
|
||||
foreach (@queries)
|
||||
{
|
||||
my $res = $node->safe_psql("postgres", "SELECT i FROM tst ORDER BY v $operator '$_' LIMIT $limit;");
|
||||
push(@expected, $res);
|
||||
}
|
||||
|
||||
# Build index serially
|
||||
$node->safe_psql("postgres", qq(
|
||||
SET max_parallel_maintenance_workers = 0;
|
||||
CREATE INDEX idx ON tst USING hnsw (v $opclass);
|
||||
));
|
||||
|
||||
# Test approximate results
|
||||
my $min = 0.98;
|
||||
if ($operator eq '<=>')
|
||||
{
|
||||
$min = 0.65;
|
||||
}
|
||||
test_recall($min, $operator);
|
||||
|
||||
$node->safe_psql("postgres", "DROP INDEX idx;");
|
||||
|
||||
# Build index in parallel in memory
|
||||
my ($ret, $stdout, $stderr) = $node->psql("postgres", qq(
|
||||
SET client_min_messages = DEBUG;
|
||||
SET min_parallel_table_scan_size = 1;
|
||||
CREATE INDEX idx ON tst USING hnsw (v $opclass);
|
||||
));
|
||||
is($ret, 0, $stderr);
|
||||
like($stderr, qr/using \d+ parallel workers/);
|
||||
|
||||
# Test approximate results
|
||||
test_recall($min, $operator);
|
||||
|
||||
$node->safe_psql("postgres", "DROP INDEX idx;");
|
||||
|
||||
# Build index in parallel on disk
|
||||
# Set parallel_workers on table to use workers with low maintenance_work_mem
|
||||
($ret, $stdout, $stderr) = $node->psql("postgres", qq(
|
||||
ALTER TABLE tst SET (parallel_workers = 2);
|
||||
SET client_min_messages = DEBUG;
|
||||
SET maintenance_work_mem = '4MB';
|
||||
CREATE INDEX idx ON tst USING hnsw (v $opclass);
|
||||
ALTER TABLE tst RESET (parallel_workers);
|
||||
));
|
||||
is($ret, 0, $stderr);
|
||||
like($stderr, qr/using \d+ parallel workers/);
|
||||
like($stderr, qr/hnsw graph no longer fits into maintenance_work_mem/);
|
||||
|
||||
$node->safe_psql("postgres", "DROP INDEX idx;");
|
||||
}
|
||||
|
||||
done_testing();
|
||||
Reference in New Issue
Block a user