blob: bc9ee0cba348d2741f8411c88bae74f23772ef4f (
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
25
26
27
28
29
30
31
32
33
34
|
-- oid check
SET enable_seqscan=on;
CREATE TEMPORARY TABLE oidtmp (oid oid);
INSERT INTO oidtmp SELECT g.i::oid FROM generate_series(1, 1000) g(i);
SELECT count(*) FROM oidtmp WHERE oid < 17;
SELECT count(*) FROM oidtmp WHERE oid <= 17;
SELECT count(*) FROM oidtmp WHERE oid = 17;
SELECT count(*) FROM oidtmp WHERE oid >= 17;
SELECT count(*) FROM oidtmp WHERE oid > 17;
SET client_min_messages = DEBUG1;
CREATE INDEX oididx ON oidtmp USING gist ( oid );
CREATE INDEX oididx_b ON oidtmp USING gist ( oid ) WITH (buffering=on);
DROP INDEX oididx_b;
RESET client_min_messages;
SET enable_seqscan=off;
SELECT count(*) FROM oidtmp WHERE oid < 17;
SELECT count(*) FROM oidtmp WHERE oid <= 17;
SELECT count(*) FROM oidtmp WHERE oid = 17;
SELECT count(*) FROM oidtmp WHERE oid >= 17;
SELECT count(*) FROM oidtmp WHERE oid > 17;
|