commandline start mysql on mac
$ sudo /usr/local/mysql/support-files/mysql.server start
what to do if you crashed your database OR it says there are no tables (but there are!)
Sometimes moving a database file ( /var/lib/mysql/* ) breaks the records inside mysql's brain about what databases it had and what their tables were. If you did not use mysqldump to take backups, you are in trouble. Unfortunately if you do this, you have a long night ahead of you. However, help is at hand. A symptom of breaking Moodle in this way is you get this error: Config table does not contain version, can not continue, sorry. which means it cannot read the table mdl_config. The basic steps are: 1. Move your crashed/confused databases out the way so you don't break them further. 2. Recreate your mysql instance. 3. Recreate the databases and tables WITHOUT their contents (just the database names and table structures). 4. Tell mysql to forget their contents without using drop command (you use discard instead) 5. move your original db files back into place 6. Tell mysql to re-scan (import) the db files. 7. Create a timed script to run backups Here are the detailed st
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