UPDATE ......Confluence has now been updated to version 9.2.6. Please see following page for details and feedback about changes:
Updates
...
(You might want to remove all the GRANT calls from the .sql file first!)
Create a /lib/legacy/2010/schema.rb with the custom table 'translations' and add the new database environment to config/database.yml
Now import the legacy database to the new compendium:
$ rake legacy:answers_2010
This will create /db/legacy/2010/answers.yml