Utility to find out modified record using Checksum algorithm 
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 Utility to find out modified record using Checksum algorithm


>  Hello

>  A cobol program using C-ISAM utility updates a datafile which runs into
>  1.5 Gbytes. The record structure does not have a timestamp to identify
>  whether the record is modified or not. How exactly can the modified
>  record be identified by another application which uses the modified data
>  to do some analysis. Is there any C algorithm like Checksum which has
>been tested for its accuracy

>  Regards
>  Rajesh

I think you have a problem here. Your checksum will only tell you that
SOMETHING has changed, but it is not possible to identify WHAT.
It is may be a better idea to add a change log to your application.


Email: mlipman at iname dot com

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Sun, 19 Mar 2000 03:00:00 GMT  
 [ 2 post ] 

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