contrib/btree_gist/sql/int4.sql


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-- int4 check

CREATE TABLE int4tmp (a int4);

\copy int4tmp from 'data/int2.data'

SET enable_seqscan=on;

SELECT count(*) FROM int4tmp WHERE a <  237;

SELECT count(*) FROM int4tmp WHERE a <= 237;

SELECT count(*) FROM int4tmp WHERE a  = 237;

SELECT count(*) FROM int4tmp WHERE a >= 237;

SELECT count(*) FROM int4tmp WHERE a >  237;

SELECT a, a <-> '237' FROM int4tmp ORDER BY a <-> '237' LIMIT 3;

CREATE INDEX int4idx ON int4tmp USING gist ( a );

SET enable_seqscan=off;

SELECT count(*) FROM int4tmp WHERE a <  237::int4;

SELECT count(*) FROM int4tmp WHERE a <= 237::int4;

SELECT count(*) FROM int4tmp WHERE a  = 237::int4;

SELECT count(*) FROM int4tmp WHERE a >= 237::int4;

SELECT count(*) FROM int4tmp WHERE a >  237::int4;

EXPLAIN (COSTS OFF)
SELECT a, a <-> '237' FROM int4tmp ORDER BY a <-> '237' LIMIT 3;
SELECT a, a <-> '237' FROM int4tmp ORDER BY a <-> '237' LIMIT 3;