45 lines
608 B
Plaintext
45 lines
608 B
Plaintext
set enable_seqscan=off;
|
|
CREATE TABLE test_text (
|
|
i text
|
|
);
|
|
INSERT INTO test_text VALUES ('aaa'),('a'),('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
|
|
aaa
|
|
abb
|
|
(3 rows)
|
|
|
|
SELECT * FROM test_text WHERE i<='abc' ORDER BY i;
|
|
i
|
|
-----
|
|
a
|
|
aaa
|
|
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)
|
|
|