Personally, I would start here -> DBD::AnyData

That looks to me like a good place to start. It should provide you with the ability to do what you want just using standard SQL statements.

(Note: I have not used this particular module, but now that I take a look, I think I might soon)

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In reply to Re: Replace data in the column of one file with corresponding ones in another file by wjw
in thread Replace data in the column of one file with corresponding ones in another file by Renyulb28

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