[Drush] Frequently used drush commands
As part of Drupal development project, we always use drush commands. Drush or Drupal shell refers to a command-line shell and scripting interface for Drupal. Drush enables developers to effectively manage and maintain their Drupal websites from the server command line. A few frequently used commands are listed below.
Download a module.
drush dl module-name It will download the latest recommended module release from drupal site.
drush dl --select module-name It will show all available versions. Then we can select the option that we want.
Enable a module.
drush en module-name It will ask to download the module, if it's not found.
Disable a module.
drush dis module-name Uninstall and Reinstall a module
drush dre module-name
Update a module.
drush up module-name Run update.php
drush updb Run tests.
drush test-run This will run tests, if you use automated testing. Note that you must use the --uri option. URI of the drupal site to be used (only needed in multisite environments or when running on an alternate port).
Clear the cache.
drush cc all To clear all cached data from site
drush cc css-js To clear all css and js cache from site
Clear all the cache data, even if Drupal is broken.
drush sql-query "DELETE FROM cache" sql-query command executes sql queries in the database where Drupal is installed.
Set a password for a user.
drush upwd --password="asdf" admin To revert a custom feature, update the database to match the code.
drush fr feature_name Run cron.
drush cron Flush image styles.
drush image-flush all Set a variable.
drush vset variable_name 'value'. Get the value of a variable.
drush vget variable_name Open a MySQL console logged in.
drush sql-cli Export a backup of the database.
drush sql-dump | gzip --stdout > filename.sql.gz Remove all database tables (empty the database).
drush sql-drop This command is useful before importing a database backup of the site.
If you want to see all the main information and status of the site.
drush status Create a user account.
drush user-create <user-name> --mail="user@domain.com" If you regularly use drush commands in drupal applications development, this will definitely help you a lot.
