An upgrade note on going from Migrate 6.x-2.0-beta2 to 6.x-2.0-beta3

This is a blog post copied from John's Website - please feel free to join him there and post comments. He has set up openid, so you can post there with your livejournal account using your openid, which is the same as your journal url minus the http://. You can find this entry at http://www.jcfiala.net/blog/2010/12/29/upgrade-note-going-migrate-6x-20-beta2-6x-20-beta3.

I'm currently in the midst of setting up a migration from a pretty huge MS SQL database to Drupal, in D6. This migration not only involves Microsoft SQL Server, as I mentioned, but it also involves using mongodb, so we're basically touching three different databases here.

So, I've been using the 2.0 branch of Migrate for 6.x, because I was curious about seeing it again, and I know it worked quite well for Examiner. (Yes, they were doing Drupal 7, but it was still the same basic idea.) It's been going very well.

Today I updated to the 6.x-2.0-beta3 version of the code, and I had to make a couple small changes to my existing module. I'm reproducing them here, in hopes that it can prevent others from having trouble like I did.

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