Google Offers Big Data Storage Globally

Author Robin Harris gives readers the low down on Google’s Megastore in his blog presented on ZD Net. Megastore handles 3 billion writes and 20 billion reads daily on 8 PB of data across the globe supporting millions of users of Google Apps. Created to support Internet apps such as Google’s AppEngine, Megastore runs on the key assumptions that a subset of DB features can help developer productivity, and data for most apps can be partitioned into entities.

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"As Brewer’s CAP theorem showed, a distributed system can’t provide consistency, availability and partition tolerance to all nodes at the same time. But Google shows that smart choices can get us darn close. This demonstrates again the value of Internet scale thinking. Enterprise vendors would never have developed Megastore, but now that we’ve seen it work we can begin applying its principles to smaller scale problems.”

Read the Full Story at ZD Net