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set enable_seqscan=off;
CREATE TABLE test_text (
i text
);
INSERT INTO test_text VALUES ('a'),('ab'),('abc'),('abb'),('axy'),('xyz');
CREATE INDEX idx_text ON test_text USING gin (i);
SELECT * FROM test_text WHERE i<'abc' ORDER BY i;
i
-----
a
ab
abb
(3 rows)
SELECT * FROM test_text WHERE i<='abc' ORDER BY i;
i
-----
a
ab
abb
abc
(4 rows)
SELECT * FROM test_text WHERE i='abc' ORDER BY i;
i
-----
abc
(1 row)
SELECT * FROM test_text WHERE i>='abc' ORDER BY i;
i
-----
abc
axy
xyz
(3 rows)
SELECT * FROM test_text WHERE i>'abc' ORDER BY i;
i
-----
axy
xyz
(2 rows)
|
