Database Setup?

I previously installed Gallery (not sure which version) and now I want to upgrade to G2 - I'm 40% into the installation process and i'm at the Database Setup part.

Stumped.

I haven't a clue as to how to proceed here.

Please help me
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The following information is required to get an answer:
Get this information from the PHP diagnostic (in the configuration wizard).
Gallery URL (optional but very useful):
Gallery version:
Apache version:
PHP version (don't just say PHP 4, please):
Graphics Toolkit:
Operating system:
Web browser/version (if applicable):