Because Acquia Cloud containers support several versions of Drush, Acquia Cloud provides a set of aliases that you can use to access specific Drush major versions for your use.
To run a specific version of Drush, specify the major version in the
drush command. For example:
- Drush 8 -
- Drush 7 -
- Drush 6 -
To run the default version of Drush, use the command
drush (which in Acquia Cloud containers is currently Drush 8).
Using Drush 9 with your container
Drush 9 is not installed in your Acquia Cloud-supplied container. If you want to use Drush 9 with your application, you must include it as a requirement in your application's