New version. Add support for int2, int8, float4, float8, timestamp with/without time zone, time with/without time zone, date, interval, oid, money and macaddr, char, varchar/text, bytea, numeric, bit, varbit, inet/cidr types for GiST
2004-05-28 18:43:32 +08:00
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-- float8 check
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CREATE TABLE float8tmp (a float8);
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\copy float8tmp from 'data/float8.data'
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SET enable_seqscan=on;
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SELECT count(*) FROM float8tmp WHERE a < -1890.0;
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SELECT count(*) FROM float8tmp WHERE a <= -1890.0;
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SELECT count(*) FROM float8tmp WHERE a = -1890.0;
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SELECT count(*) FROM float8tmp WHERE a >= -1890.0;
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SELECT count(*) FROM float8tmp WHERE a > -1890.0;
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2011-03-03 03:43:24 +08:00
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SELECT a, a <-> '-1890.0' FROM float8tmp ORDER BY a <-> '-1890.0' LIMIT 3;
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New version. Add support for int2, int8, float4, float8, timestamp with/without time zone, time with/without time zone, date, interval, oid, money and macaddr, char, varchar/text, bytea, numeric, bit, varbit, inet/cidr types for GiST
2004-05-28 18:43:32 +08:00
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CREATE INDEX float8idx ON float8tmp USING gist ( a );
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SET enable_seqscan=off;
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SELECT count(*) FROM float8tmp WHERE a < -1890.0::float8;
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SELECT count(*) FROM float8tmp WHERE a <= -1890.0::float8;
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SELECT count(*) FROM float8tmp WHERE a = -1890.0::float8;
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SELECT count(*) FROM float8tmp WHERE a >= -1890.0::float8;
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SELECT count(*) FROM float8tmp WHERE a > -1890.0::float8;
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2011-03-03 03:43:24 +08:00
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EXPLAIN (COSTS OFF)
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SELECT a, a <-> '-1890.0' FROM float8tmp ORDER BY a <-> '-1890.0' LIMIT 3;
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SELECT a, a <-> '-1890.0' FROM float8tmp ORDER BY a <-> '-1890.0' LIMIT 3;
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