Compare large LRECL files using 3.13 option in ISPF?

Time Sharing Option, Interactive System Productivity Facility and REstructured eXtended eXecutor

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Mainframe Bear
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Compare large LRECL files using 3.13 option in ISPF?

Post by Mainframe Bear »

Hi,

Please suggest how can I do a line compare on two files with record length of 900. After comparison, I want to write the mismatched records in an output file of same length. I am using 3.13 option in ISPF to do the compare but it is only producing an output file of 133 LRECL. How to get a bigger length?
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Robert Sample
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Re: Compare large LRECL files using 3.13 option in ISPF?

Post by Robert Sample »

ISPF 3.13 may not be the best way to do this (SORT would be my first choice); however, look at the ISPF User's Guide manuals for the various options allowed in 3.13 (one of them extends the 133 size to a larger number but I don't recall the maximum allowed).
Mainframe Bear
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Re: Compare large LRECL files using 3.13 option in ISPF?

Post by Mainframe Bear »

I think we can not do it with ISPF as I read that the maximum length to be compared is 205 and defalut is 133. I'll choose sort.

Thanks for the reply.
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prino
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Re: Compare large LRECL files using 3.13 option in ISPF?

Post by prino »

SuperC allows you to compare specific columns, so you can do it in several passes.
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Mainframe Bear
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Re: Compare large LRECL files using 3.13 option in ISPF?

Post by Mainframe Bear »

Thanks but will that be acceptable in production?
enrico-sorichetti
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Re: Compare large LRECL files using 3.13 option in ISPF?

Post by enrico-sorichetti »

Thanks but will that be acceptable in production?
You and Your support will have to decide about it 8-)
cheers
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Mainframe Bear
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Re: Compare large LRECL files using 3.13 option in ISPF?

Post by Mainframe Bear »

enrico-sorichetti wrote: Sun Apr 01, 2018 5:27 pmYou and Your support will have to decide about it
:D mostly they will say no to me.
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