Overview of cache, data backup, and log concepts. Task on clearing the cache is covered. Part of the Drupal User Guide.
Tutorials in this course
12.1. Concept: Cache
Free
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Overview of the cache and the site data that can be cached.
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How to clear the cache using Drush or the user interface.
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Overview of data backups and what should be backed up on a site.
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Overview of the status report and where to find it on a site.
