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set enable_seqscan=off;
CREATE TABLE test_bit (
i bit(3)
);
INSERT INTO test_bit VALUES ('001'),('010'),('011'),('100'),('101'),('110');
CREATE INDEX idx_bit ON test_bit USING gin (i);
SELECT * FROM test_bit WHERE i<'100'::bit(3) ORDER BY i;
i
-----
001
010
011
(3 rows)
SELECT * FROM test_bit WHERE i<='100'::bit(3) ORDER BY i;
i
-----
001
010
011
100
(4 rows)
SELECT * FROM test_bit WHERE i='100'::bit(3) ORDER BY i;
i
-----
100
(1 row)
SELECT * FROM test_bit WHERE i>='100'::bit(3) ORDER BY i;
i
-----
100
101
110
(3 rows)
SELECT * FROM test_bit WHERE i>'100'::bit(3) ORDER BY i;
i
-----
101
110
(2 rows)
|
