Drush - Short Tips

Quick notes on Drush, while on a Drupal installation folder:

To create an archive of the current Drupal site:
drush archive-dump --destination=/backups/mysite.tar

To restore the files and databases for all sites in the archive.
drush archive-restore /backups/mysite.tar

To create a mysql dump of the current Drupal database:
drush sql-dump --result-file=
/mydb.sql

To drop all tables of the current Drupal database:
drush sql-drop

To import a new db file in the current Drupal database:
drush sql-cli

Rebuild Drupal's permissions:
drush php-eval 'node_access_rebuild();'