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Aadhaar application stores and searches through 200M residents' data containing personal and biometrics information. A user can search for records based on various criteria like personal or system information of resident(s). The session will discuss about the approach and challenges to creating a data store to handle 2M inserts/updates and 10M reads/day. You will learn details on storing and handling 16TB of data, spread over 8 shards for high availability and approach on scaling it to handle a total of 1.2 Billion residents' information data) in such a way, that we can process it for analytics.