rum/sql/int2.sql at master · postgrespro/rum · GitHub

Name: rum/sql/int2.sql at master · postgrespro/rum · GitHub
Rating: 4.6 (7536 reviews)
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set enable_seqscan=off;

CREATETABLEtest_int2 (
 i int2
);

INSERT INTO test_int2 VALUES (-2),(-1),(0),(1),(2),(3);

CREATEINDEXidx_int2ON test_int2 USING rum (i);

SELECT*FROM test_int2 WHERE i<1::int2 ORDER BY i;
SELECT*FROM test_int2 WHERE i<=1::int2 ORDER BY i;
SELECT*FROM test_int2 WHERE i=1::int2 ORDER BY i;
SELECT*FROM test_int2 WHERE i>=1::int2 ORDER BY i;
SELECT*FROM test_int2 WHERE i>1::int2 ORDER BY i;

EXPLAIN (costs off)
SELECT*, i <=>0::int2 FROM test_int2 ORDER BY i <=>0::int2;
SELECT*, i <=>0::int2 FROM test_int2 ORDER BY i <=>0::int2;

EXPLAIN (costs off)
SELECT*, i <=>1::int2 FROM test_int2 WHERE i<1::int2 ORDER BY i <=>1::int2;
SELECT*, i <=>1::int2 FROM test_int2 WHERE i<1::int2 ORDER BY i <=>1::int2;