mirror of
https://github.com/pgvector/pgvector.git
synced 2026-06-06 05:51:21 +08:00
13 lines
372 B
SQL
13 lines
372 B
SQL
SET enable_seqscan = off;
|
|
|
|
CREATE TABLE t (val bit(4));
|
|
INSERT INTO t (val) VALUES (B'0000'), (B'1100'), (B'1111'), (NULL);
|
|
CREATE INDEX ON t USING ivfflat (val bit_jaccard_ops) WITH (lists = 1);
|
|
|
|
INSERT INTO t (val) VALUES (B'1110');
|
|
|
|
SELECT * FROM t ORDER BY val <%> B'1111';
|
|
SELECT COUNT(*) FROM (SELECT * FROM t ORDER BY val <%> (SELECT NULL::bit)) t2;
|
|
|
|
DROP TABLE t;
|