inet.out

PostgreSQL 8.1.4的源码 适用于Linux下的开源数据库系统

-- inet check
CREATE TABLE inettmp (a inet);
\copy inettmp from 'data/inet.data'
SET enable_seqscan=on;
SELECT count(*) FROM inettmp WHERE a <  '89.225.196.191';
 count 
-------
   213
(1 row)

SELECT count(*) FROM inettmp WHERE a <= '89.225.196.191';
 count 
-------
   214
(1 row)

SELECT count(*) FROM inettmp WHERE a  = '89.225.196.191';
 count 
-------
     1
(1 row)

SELECT count(*) FROM inettmp WHERE a >= '89.225.196.191';
 count 
-------
   387
(1 row)

SELECT count(*) FROM inettmp WHERE a >  '89.225.196.191';
 count 
-------
   386
(1 row)

CREATE INDEX inetidx ON inettmp USING gist ( a );
SET enable_seqscan=off;
SELECT count(*) FROM inettmp WHERE a <  '89.225.196.191'::inet;
 count 
-------
   213
(1 row)

SELECT count(*) FROM inettmp WHERE a <= '89.225.196.191'::inet;
 count 
-------
   214
(1 row)

SELECT count(*) FROM inettmp WHERE a  = '89.225.196.191'::inet;
 count 
-------
     1
(1 row)

SELECT count(*) FROM inettmp WHERE a >= '89.225.196.191'::inet;
 count 
-------
   387
(1 row)

SELECT count(*) FROM inettmp WHERE a >  '89.225.196.191'::inet;
 count 
-------
   386
(1 row)