For the sake of the world’s biggest bug tracking database, Google: If you are getting this error from MySQL “Error in query: #1030: Got error 12 from storage engine” consider upgrading to the latest MySQL 4.1. I went from 4.1.10a > 4.1.13 and it seemed to work.
WordPress database error: [Can't open file: 'wp_str8_comments.MYI'. (errno: 145)]
SELECT * FROM wp_str8_comments WHERE comment_post_ID = '5271' AND comment_approved = '1' ORDER BY comment_date