DRUPAL Questions and Answers

Explain how caching work in Drupal?

Through caching Drupal allows to speed up website using different configuration like page caching, block caching and lifetime for cached pages.

  • Page Caching:  It enables the entire HTML of each page to be stored in the database.  It reduces the amount of queries needed
  • Block Caching:  You can set the cache setting for a block in views, when block created by views
  • Minimum cache lifetime:  It is the amount of time before the page cache is cleared. On each cron run, page caches are cleared.
  • Expiration of cached pages: It only applies for an external mechanism, for example, your browser