How do I upgrade Drupal Core?
How can I upgrade to the latest version of Drupal to 7.34 through SSH?
The Drupal One-Click application comes with Drush, a command line tool for administering Drupal., pre-installed. It allows you to upgrade Drupal easily.
First change into the directory containing Drupal:
To check for an available update run:
drush pm-update -n
And to update to the new release, run:
drush pm-update drupal-7.34
For more info on what you can do with Drush, check out:
Just to update. Some might get this error.
Command pm-update needs a higher bootstrap level to run - you will need to invoke drush from a more functional Drupal environment to run this command. [error] The drush command 'pm-update' could not be executed. [error] Drush was not able to start (bootstrap) the Drupal database. [error]