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13 lines
404 B
SQL
13 lines
404 B
SQL
SET enable_seqscan = off;
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CREATE TABLE t (val sparsevec(3));
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INSERT INTO t (val) VALUES ('{}/3'), ('{1:1,2:2,3:3}/3'), ('{1:1,2:1,3:1}/3'), (NULL);
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CREATE INDEX ON t USING hnsw (val sparsevec_l1_ops);
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INSERT INTO t (val) VALUES ('{1:1,2:2,3:4}/3');
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SELECT * FROM t ORDER BY val <+> '{1:3,2:3,3:3}/3';
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SELECT COUNT(*) FROM (SELECT * FROM t ORDER BY val <+> (SELECT NULL::sparsevec)) t2;
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DROP TABLE t;
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