ORACLE bin目录下各文件的意义及使用方法
$cd $ORACLE_HOME/bin
$pwd
/opt/oracle/db01/app/oracle/product/9.2.0/bin
$ls -l | wc -l
     204
$

举例：

$ dbfsize ts_test.dbf

Database file: ts_test.dbf
Database file type: file system
Database file size: 131072 8192 byte blocks
$ dbhome
/opt/ora10g/10.2.0

各工具解释如下：

Binary               First Available         Description
---------            ----------------          --------------------------------
adapters             (7.3.4)                 Installed Network Adapters
agentctl             9.0.1                   Agent Control Utility
agtctl               8.1.5                   Agent Control Utility
bulkmodify           8.1.6                   Oracle Internet Directory bulk
modify
cmadmin              8.1.6                   Connection Manager Administrator
cmctl                8.1.6                   Connection Manager Control
Utility
cmgw                 8.1.6                   Connection Manager Gateway
coraenv              (7.3.4)                 Oraenv command for Cshell
csscan               8.1.7                   Character Set Scanner
ctxkbtc              8.1.5                   InterMedia
ctxload              (7.3.4)                 InterMedia
ctxsrv               (7.3.4)                 InterMedia
cursize              8                       Cursor Size Tool
dbca                 9.0.1                   Database Creation Assistant
dbfmi