avoid logging creating table if the table is not actually created

[AndreaCrotti]

No description provided.

[AndreaCrotti]

Any news about this very simple change?
I don't think the travis build is affected by this right?

[nelhage]

Hm, clobber doesn't seem like the right test. How would you feel about either:

• Changing the text to "ensuring table exists"
• Guarding with a if !db.table_exists?

?

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}