When a web server gets requests, it first checks if the responses are in the memcached servers and if not it sends the requests to the DB.
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To further elaborate, an optimization is that when the database is returning the data back to the server, the data can be cached in the memcached servers.
When a web server gets requests, it first checks if the responses are in the memcached servers and if not it sends the requests to the DB.
To further elaborate, an optimization is that when the database is returning the data back to the server, the data can be cached in the memcached servers.