Untested: 
s/("[^"]*")|,/$1||"|"/eg;

[download]
This ought to replace any comma outside double quoted strings with a pipe.

That doesn't mean it will munge your data into something Oracle accepts.

Are you sure Oracle cannot be told what to use as delimiter?

In reply to Re: Replacing commas with pipes by JavaFan
in thread Replacing commas with pipes by joec_

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