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|
-- oid check
SET enable_seqscan=on;
SELECT count(*) FROM moneytmp WHERE oid < ( SELECT oid FROM moneytmp WHERE a = '22649.64' );
count
-------
372
(1 row)
SELECT count(*) FROM moneytmp WHERE oid <= ( SELECT oid FROM moneytmp WHERE a = '22649.64' );
count
-------
373
(1 row)
SELECT count(*) FROM moneytmp WHERE oid = ( SELECT oid FROM moneytmp WHERE a = '22649.64' );
count
-------
1
(1 row)
SELECT count(*) FROM moneytmp WHERE oid >= ( SELECT oid FROM moneytmp WHERE a = '22649.64' );
count
-------
228
(1 row)
SELECT count(*) FROM moneytmp WHERE oid > ( SELECT oid FROM moneytmp WHERE a = '22649.64' );
count
-------
227
(1 row)
CREATE INDEX oididx ON moneytmp USING gist ( oid );
SET enable_seqscan=off;
SELECT count(*) FROM moneytmp WHERE oid < ( SELECT oid FROM moneytmp WHERE a = '22649.64' );
count
-------
372
(1 row)
SELECT count(*) FROM moneytmp WHERE oid <= ( SELECT oid FROM moneytmp WHERE a = '22649.64' );
count
-------
373
(1 row)
SELECT count(*) FROM moneytmp WHERE oid = ( SELECT oid FROM moneytmp WHERE a = '22649.64' );
count
-------
1
(1 row)
SELECT count(*) FROM moneytmp WHERE oid >= ( SELECT oid FROM moneytmp WHERE a = '22649.64' );
count
-------
228
(1 row)
SELECT count(*) FROM moneytmp WHERE oid > ( SELECT oid FROM moneytmp WHERE a = '22649.64' );
count
-------
227
(1 row)
|
