What is Drupal core recommended?
core-recommended contains the specific dependencies that were used to test a given version of Drupal core. By using core-recommended , you are guaranteed to get the same dependencies that were used to release that version of Drupal core, and Drupal core is only released when those tests pass.
How do I know what version of Drupal I have?
Go to Administration > Reports > Status report (drupalpath: admin/reports/status) This will list the Drupal version number and much more information about the status of your Drupal installation. Or you can use Version Information module, to view version information in a sidebar.
What is Drupal core?
Drupal core includes basic community features like blogging, forums, and contact forms, and can be easily extended by downloading other contributed modules and themes. Before installing Drupal, please review the system requirements for Drupal 9 or the system requirements for Drupal 8 and the installation instructions.
How to upgrade Drupal core to core 9.0?
Run any pending database updates, required if you update module code and that module needs to update the database, either by visiting update.php in the browser, or with Drush: If you did run to include core 9.0 as 8.9 make sure to change the entry after a successful upgrade in your composer. json file.
How to upgrade from Drupal 8 to drupsal 9?
First, patch the module in Drupal 8, prior to trying to move to Drupal 9, and confirm that it works. Learn more about applying patches via Composer. Then in your composer.json add a line like the following which will alias Drupal 9 to Drupal 8. Which should allow the dependency tree to resolve.
How to update Drupal core via composer project?
If you did not install Drupal 8 via composer and it is not yet converted to a composer managed project, you’ll need to do so by following the Add Composer to existing sites guide. Next, apply any required database updates using drush updatedb and clear the cache using drush cache: rebuild
What’s the difference between Drupal 8.8 and 8.9.0?
As long as all of the code in your project is using the current APIs the transition from Drupal 8.9.0 to Drupal 9.0.0 shouldn’t be any more complex then the move from 8.8.x to 8.9.0. Drupal 9 also includes major version updates to many of Drupal core’s dependencies, including Symfony and Twig.