RE: expdp using mknod
- From: "Christian Antognini" <Christian.Antognini@xxxxxxxxxxxx>
- To: <satheeshbabu.s@xxxxxxxxx>
- Date: Fri, 3 Feb 2006 20:08:13 +0100
Satheesh
> i wanted to take the compressed export using expdp. Which we do similar for
> export
Similar doesn't mean same...
>Like,
> mknod exp_pipe p
> gzip < exp_pipe > stgdb1.exp.gz &
> expdp username/pwd DUMPFILE=exp_pipe DIRECTORY=tmpdmp full=y
> logfile=entire.log
You have two problems here:
1) Data Pump doesn't write data sequentially in the dump file. Therefore pipes,
tapes, ... are not supported.
2) Data Pump doesn't overwrite an existing dump file.
HTH
Chris
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