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Added regression tests for iterative search [skip ci]
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@@ -57,6 +57,23 @@ SELECT COUNT(*) FROM (SELECT * FROM t ORDER BY val <+> (SELECT NULL::vector)) t2
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DROP TABLE t;
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-- iterative
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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 INDEX ON t USING hnsw (val vector_l2_ops);
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SET hnsw.iterative_search = strict_order;
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SET hnsw.ef_search = 1;
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SELECT * FROM t ORDER BY val <-> '[3,3,3]';
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SET hnsw.iterative_search = relaxed_order;
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SELECT * FROM t ORDER BY val <-> '[3,3,3]';
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RESET hnsw.iterative_search;
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RESET hnsw.ef_search;
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DROP TABLE t;
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-- unlogged
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CREATE UNLOGGED TABLE t (val vector(3));
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@@ -81,4 +98,12 @@ SHOW hnsw.ef_search;
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SET hnsw.ef_search = 0;
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SET hnsw.ef_search = 1001;
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SHOW hnsw.iterative_search;
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SET hnsw.iterative_search = on;
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SHOW hnsw.iterative_search_max_tuples;
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SET hnsw.iterative_search_max_tuples = -2;
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DROP TABLE t;
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