If you pass in $dbh, it's easier to write unit tests against your functions. You can use a Mock DBI or a testing database. With a lexical $dbh, there's a coupling that can be hard to test around. A package global would be easier in that case, but I don't mind passing the variable.

In reply to Re: Is this Bad form? (DBI) by chromatic
in thread Is this Bad form? (DBI) by Grygonos

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