4 Bigtable: A Distributed Storage System for Structured Data FAY CHANG, JEFFREY DEAN, SANJAY GHEMAWAT, WILSON C. HSIEH, DEBORAH A. WALLACH, MIKE BURROWS, TUSHAR CHANDRA, ANDREW FIKES, and ROBERT E. GRUBER Google, Inc. Bigtable is a distributed storage system for managing structured data that is designed to scale to a very large..