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Top Forums Shell Programming and Scripting Is shell's next line character '\' the cause of this issue ? Post 302700387 by omega3 on Thursday 13th of September 2012 10:39:12 AM
Old 09-13-2012
Is shell's next line character '\' the cause of this issue ?

Oracle version: 11.2.0.1 /Red Hat Enterprise Linux Server release 5.4 (Tikanga)

Hi,
impdp is a command line utility in oracle to import data into a DB schema.

Typically impdp command along with its parameters is run in a single line like

Code:
impdp \'/ as sysdba\' DIRECTORY=DATA_PUMP_DIR DUMPFILE=expdp-prod-WMS-12-Sep-2012.dmp parallel=1 LOGFILE=WMS_SIT-imp.log remap_schema=WMS:WMS_SIT remap_tablespace = WMS_DATA:DEV_WMS_01_DATA

For better readability , I thought of putting each parameter on a separate line by using ' \ ' character as the next line indictor (not sure what is this called in Shell scripting terminology Smilie ). Is it New line indicator/separator or Next line separator ?

When I run the below shellscript which has three impdp commands , the second impdp fails with below error (error message is misleading, I think) but the 1st and 3rd impdp commands were succesfull. I have faced this wierd issue several times.

Code:
impdp \'/ as sysdba\' \
DIRECTORY=DATA_PUMP_DIR \
DUMPFILE=expdp-prod-WMS-12-Sep-2012.dmp \
parallel=1 \
LOGFILE=WMS_SIT-imp.log \
remap_schema=WMS:WMS_SIT \
remap_tablespace = WMS_DATA:DEV_WMS_01_DATA \  # -------> is there anything wrong with this particular next line indicator ' \' shown in red
 
impdp \'/ as sysdba\' \                         # -------------------> the second imdp command which failed
DIRECTORY=DATA_PUMP_DIR \ 
DUMPFILE=expdp-prod-WMS-12-Sep-2012.dmp \
parallel=1 \
LOGFILE=WMS_SIP_SIT-imp.log \
remap_schema=WMS:WMS_SIP_SIT \
remap_tablespace = WMS_DATA:DEV_WMS_01_DATA \
 
impdp \'/ as sysdba\' \
DIRECTORY=DATA_PUMP_DIR \
DUMPFILE=expdp-prod-WMS-12-Sep-2012.dmp \
parallel=1 \
LOGFILE=TEST_WMS_01-imp.log \
remap_schema=WMS:TEST_WMS_01 \
remap_tablespace = WMS_DATA:TEST_WMS_01_DATA \



nohup threeImports.sh > threeImportsnohup.log &

error I received for the second import:

Code:
Import: Release 11.2.0.1.0 - Production on Thu Sep 13 05:29:22 2012
 
Copyright (c) 1982, 2009, Oracle and/or its affiliates.  All rights reserved.
 
Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production
With the Partitioning, Real Application Clusters, Automatic Storage Management, OLAP,
Data Mining and Real Application Testing options
ORA-39001: invalid argument value
ORA-39000: bad dump file specification
ORA-31640: unable to open dump file "/u07/wmsdata/expdat.dmp" for read
ORA-27037: unable to obtain file status
Linux-x86_64 Error: 2: No such file or directory
Additional information: 3

I don't understand why I get "unable to open dump file" because the dumpfile is present and moreover the two other impdp commands which uses the same dumpfile (1st and 3rd) were succesfull.


Additional Info
===================
Info on very similair issue I had last week

Last week , I had very similair issue. I put 5 impdp commands in a similair script. I don't know if it is a co-incidence , but then also , it was the second impdp that failed with the same error. This is why I am suspecting that something has between the 1st sucessfull impdp and the second impdp command. Anything wrong with the new line indicator shown in red above ?
 

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