blob: 978b21376fd85cdf4478f5700d9753b91c4434ed (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
|
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;
SELECT * FROM test_text WHERE i<='abc' ORDER BY i;
SELECT * FROM test_text WHERE i='abc' ORDER BY i;
SELECT * FROM test_text WHERE i>='abc' ORDER BY i;
SELECT * FROM test_text WHERE i>'abc' ORDER BY i;
explain (costs off)
SELECT * FROM test_text WHERE i<'abc'::name COLLATE "default" ORDER BY i;
SELECT * FROM test_text WHERE i<'abc'::name COLLATE "default" ORDER BY i;
SELECT * FROM test_text WHERE i<='abc'::name COLLATE "default" ORDER BY i;
SELECT * FROM test_text WHERE i='abc'::name COLLATE "default" ORDER BY i;
SELECT * FROM test_text WHERE i>='abc'::name COLLATE "default" ORDER BY i;
SELECT * FROM test_text WHERE i>'abc'::name COLLATE "default" ORDER BY i;
|