>I have adjusted my script. It is closed to what you have written here except that I rely on my Field.Enabled field instead. If the field is not enabled, it is because it is not in the database. By that, I can easily define my script.
>
>So, now, for the same simuation, instead of 5.5 hours, I can get it to do the same task in 18.21 minutes.

Nice! I wrote the above from the top of my head, but I often use dynamic scripting (especially answering questions on MSDN forum).

I have a blog post on this topic

How to get information about all databases without a loop