int8.out

来自「PostgreSQL 8.1.4的源码 适用于Linux下的开源数据库系统」· OUT 代码 · 共 67 行

-- int8 check
CREATE TABLE int8tmp (a int8);
\copy int8tmp from 'data/int8.data'
SET enable_seqscan=on;
SELECT count(*) FROM int8tmp WHERE a <  464571291354841;
 count 
-------
   276
(1 row)

SELECT count(*) FROM int8tmp WHERE a <= 464571291354841;
 count 
-------
   277
(1 row)

SELECT count(*) FROM int8tmp WHERE a  = 464571291354841;
 count 
-------
     1
(1 row)

SELECT count(*) FROM int8tmp WHERE a >= 464571291354841;
 count 
-------
   271
(1 row)

SELECT count(*) FROM int8tmp WHERE a >  464571291354841;
 count 
-------
   270
(1 row)

CREATE INDEX int8idx ON int8tmp USING gist ( a );
SET enable_seqscan=off;
SELECT count(*) FROM int8tmp WHERE a <  464571291354841::int8;
 count 
-------
   276
(1 row)

SELECT count(*) FROM int8tmp WHERE a <= 464571291354841::int8;
 count 
-------
   277
(1 row)

SELECT count(*) FROM int8tmp WHERE a  = 464571291354841::int8;
 count 
-------
     1
(1 row)

SELECT count(*) FROM int8tmp WHERE a >= 464571291354841::int8;
 count 
-------
   271
(1 row)

SELECT count(*) FROM int8tmp WHERE a >  464571291354841::int8;
 count 
-------
   270
(1 row)