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basically this part of script is posing all the problem...
The abcd.txt has some 92,00,000 records...
$file_nam contains the list of headers for which temp files will be created

so any ideas...

I have a file which contains 9,200,000. It contains 125 clolumns. I have to rearrange some columns and exclude some of them. I scripted the following script to do the same. It is working fine but it...

I have a file that contains user id and corresponding password.
Lets say password is "help". The below command will create a hex value for string "help".
perl -e 'print unpack "H*","help"'

So...

thanks for the reply....igot one more solution .. to use eval

var=var$counter
eval var =\$$var

it works fine

I am new to unix and the following problem is bugging me.:confused:

var1="hello1"
var2="hello2"
var3="hello3"
counter=1
while [ $counter -le 3]
do

echo $var$counter

done

the idea...

Thanks a ton!! let me try it ..wil get back to you with latest

I have a file in following format
directory1=/out/log
purgedays1=4
extn1=log,out,txt
directory2=/clean/log
purgedays2=4
extn2=log,out

now i need need to create a script that reads this file...