ruby-on-rails - 空数据库上的 Mysql2 错误，运行 rake 任务

Question

我有一个空数据库，使用 创建rake db:create，当我对它运行 rake db:migrate 时，我得到 mysql2 错误。我在跑rails 3.2.8，ruby - 1.9.3。我还尝试创建一个新的 rails 项目，rake db:create并且rake db:migrate运行良好

rake aborted!
Mysql2::Error: Table 'groups_empty_db.groups' doesn't exist: SHOW FULL FIELDS FROM `groups`
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