bytea.out

PostgreSQL 8.1.4的源码 适用于Linux下的开源数据库系统

-- bytea check
CREATE TABLE byteatmp (a bytea);
\copy byteatmp from 'data/text.data'
\copy byteatmp from 'data/char.data'
SET enable_seqscan=on;
SELECT count(*) FROM byteatmp WHERE a <   '31b0';
 count 
-------
   588
(1 row)

SELECT count(*) FROM byteatmp WHERE a <=  '31b0';
 count 
-------
   589
(1 row)

SELECT count(*) FROM byteatmp WHERE a  =  '31b0';
 count 
-------
     1
(1 row)

SELECT count(*) FROM byteatmp WHERE a >=  '31b0';
 count