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@agama, thanks for the script, i will test it tomorrow. Btw, my file is quite large indeed and surely something efficient is a must. Oh ETL is an integration/middleware tool to transfer data from...

Equally important requirement is to verify record count matches in detail line and the record count sum in the trailer. How can this be done?

I don't have Unix experience, I am using this script in an ETL program that loads the file to a DB. So I havent done anything, :)

Hi,

I need a script that validates a file header/detail/trailer. File layout is:

Header - Rec_Type|File_name|File_Date
Detail - Rec_Type|field1|field2|field3...
Trailder -...