postgresql/contrib/btree_gist/expected/time.out

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2023-05-09 21:11:15 +00:00
-- time check
CREATE TABLE timetmp (a time);
\copy timetmp from 'data/time.data'
SET enable_seqscan=on;
SELECT count(*) FROM timetmp WHERE a < '10:57:11';
count
-------
251
(1 row)
SELECT count(*) FROM timetmp WHERE a <= '10:57:11';
count
-------
252
(1 row)
SELECT count(*) FROM timetmp WHERE a = '10:57:11';
count
-------
1
(1 row)
SELECT count(*) FROM timetmp WHERE a >= '10:57:11';
count
-------
293
(1 row)
SELECT count(*) FROM timetmp WHERE a > '10:57:11';
count
-------
292
(1 row)
SELECT a, a <-> '10:57:11' FROM timetmp ORDER BY a <-> '10:57:11' LIMIT 3;
a | ?column?
----------+-----------------
10:57:11 | @ 0
10:57:10 | @ 1 sec
10:55:32 | @ 1 min 39 secs
(3 rows)
CREATE INDEX timeidx ON timetmp USING gist ( a );
SET enable_seqscan=off;
SELECT count(*) FROM timetmp WHERE a < '10:57:11'::time;
count
-------
251
(1 row)
SELECT count(*) FROM timetmp WHERE a <= '10:57:11'::time;
count
-------
252
(1 row)
SELECT count(*) FROM timetmp WHERE a = '10:57:11'::time;
count
-------
1
(1 row)
SELECT count(*) FROM timetmp WHERE a >= '10:57:11'::time;
count
-------
293
(1 row)
SELECT count(*) FROM timetmp WHERE a > '10:57:11'::time;
count
-------
292
(1 row)
EXPLAIN (COSTS OFF)
SELECT a, a <-> '10:57:11' FROM timetmp ORDER BY a <-> '10:57:11' LIMIT 3;
QUERY PLAN
--------------------------------------------------------------
Limit
-> Index Only Scan using timeidx on timetmp
Order By: (a <-> '10:57:11'::time without time zone)
(3 rows)
SELECT a, a <-> '10:57:11' FROM timetmp ORDER BY a <-> '10:57:11' LIMIT 3;
a | ?column?
----------+-----------------
10:57:11 | @ 0
10:57:10 | @ 1 sec
10:55:32 | @ 1 min 39 secs
(3 rows)