How do Memcached works?

Memcached works in simultaneous ways:

Gets the details of the user, browser by sending the request to an application
Application calls for the Memcached for a particular user
If Result is found in Memcached, Return the result from Memcached
If no Result is found in Not Memcached, the Application send the request to the database and saves the same in Memcached.
Each Memcached have one unique key
On the behalf of the key Get/Set the data works
Allows you to delete one or more keys
Allows you to assign tags to one or more keys

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