查看Oracle是32位还是64位的办法[Oracle防范]

　　办法一:利用sqlplus
64位:
[oracle@qs-wg-db2 ~]$ sqlplus / as sysdba;
SQL*Plus: Release 10.2.0.5.0 - Productionon Sun Sep 25 08:57:22 2011
Copyright （c） 1982, 2010, Oracle.  All Rights Reserved.
Connected to:
Oracle Database 10g Enterprise EditionRelease 10.2.0.5.0 - 64bit Production
With the Partitioning, OLAP, Data Miningand Real Application Testing options
SQL>
假如是64位,用sqlplus 连上之后会显示具体的位数信息,32位则不会显示.
32位:
C:\Users\Administrator.DavidDai>sqlplus/ as sysdba;
SQL*Plus: Release 11.2.0.1.0 Production onSun Sep 25 08:55:48 2011
Copyright （c） 1982, 2010, Oracle.  All rights reserved.
Connected to:
Oracle Database 11g Enterprise EditionRelease 11.2.0.1.0 - Production
With the Partitioning, OLAP, Data Miningand Real Application Testing options
办法二: 查看v$version 视图
32位:
SQL> select * from v$version;
BANNER
--------------------------------------------------------------------------
Oracle Database 11g Enterprise EditionRelease 11.2.0.1.0 - Production
PL/SQL Release 11.2.0.1.0 - Production
CORE   11.2.0.1.0      Production
TNS for 32-bit Windows: Version 11.2.0.1.0- Production
NLSRTL Version 11.2.0.1.0 - Production
64位:
SQL> select * from v$version;
BANNER
----------------------------------------------------------------
Oracle Database 10g Enterprise EditionRelease 10.2.0.5.0 - 64bi
PL/SQL Release 10.2.0.5.0 - Production
CORE   10.2.0.5.0      Production
TNS for Linux: Version 10.2.0.5.0 -Production
NLSRTL Version 10.2.0.5.0 – Production
和第一种办法一样,64位会显示具体的位数信息,32位不会显示.
办法三:查看v$sql 视图
32位:输出为8位16进制数
SQL> select address from v$sql whererownum<2;
ADDRESS
--------
B50ACCAC
64位:输出为16位16进制数
SQL> select address from v$sql whererownum<2;
ADDRESS
----------------
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