Partially Compressed Export File and Mkfifo

Hi=20

  I have some parititoned export files which were produced with =
following script.
  I have tried to write a import script but I could not success.
  Plese someone can tell me how can I import these files.

Rgds.
Arslan.




more test_exp.sh
#########################################################################=
#######
export EXPORT_DIR=3D/disk7/oradata/test_export
cd $EXPORT_DIR
#
# set maximum file size for each chunk of the export file
#
MAXFILESIZE=3D10m
export MAXFILESIZE
#
# create filenames for the parts of the backup... for now let's go to 3
#
FILENAME1=3D$EXPORT_DIR/backup1_$ORACLE_SID.dmp
FILENAME2=3D$EXPORT_DIR/backup2_$ORACLE_SID.dmp
FILENAME3=3D$EXPORT_DIR/backup3_$ORACLE_SID.dmp
FILENAME4=3D$EXPORT_DIR/backup4_$ORACLE_SID.dmp
LOGFILE=3D$EXPORT_DIR/backup_$ORACLE_SID.log
#
# create the pipes
#
mkfifo exportpipeaa
mkfifo exportpipeab
mkfifo exportpipeac
mkfifo exportpipead
mkfifo wrkpipe
umask 000
#
# start the readers from the pipes to create the export files
#
dd if=3Dexportpipeaa of=3D$FILENAME1 &
dd if=3Dexportpipeab of=3D$FILENAME2 &
dd if=3Dexportpipeac of=3D$FILENAME3 &
dd if=3Dexportpipead of=3D$FILENAME4 &
#
# start the reader from the wrkpipe to compress and split the export
#
dd if=3Dwrkpipe|compress|split -b $MAXFILESIZE - exportpipe &
#
# start the export for real
#
exp system/manager file=3Dwrkpipe tables=3Dsystem.test_table =
direct=3Dyes  LOG=3D$LOGFILE
#########################################################################=
#######
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