Memcached Features

Stores data as key-value pairs where key is a unique identifier.

Supports multiple data types like lists, sets, hashes (similar to map), sorted sets etc.

Implements auto horizontal data partitioning that allows storing data on more than one node to scale out.

Restores a database to a correct (consistent) state in the event of a failure.

Copy data across multiple servers through master-slave, peer-to-peer replication architecture etc.

Stores frequently-used data in system memory quickly.

Provides predefined system roles, privileges, and user-defined roles to users.

Provides encryption capability for all the data at rest using encryption keys.

Available on multiple operating systems like Linux, Windows, MacOS etc.