The Data Pump Export utility is distributed as executable file called "expdp.exe". To invoke this utility, you should go to the "bin" directory of your Oracle server installation and run the "expdp" command. Here is tutorial exercise on how to invoke the export utility:

>cd oraclexeapporacleproduct10.2.0serverBIN

>expdp help=y

Export: Release 10.2.0.1.0 -

The Data Pump export utility provides a mechanism for

transferring data objects between Oracle databases. The

utility is invoked with the following command:

Example: expdp scott/tiger DIRECTORY=dmpdir

DUMPFILE=scott.dmp

You can control how Export runs by entering the 'expdp'

command followed by various parameters:

Format: expdp KEYWORD=value or

KEYWORD=(value1,value2,...,valueN)

Example: expdp scott/tiger DUMPFILE=scott.dmp

DIRECTORY=dmpdir

SCHEMAS=scott or TABLES=(T1:P1,T1:P2)