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Distributed Databases (cont)

Application examples:
  • bank with multiple branches
    • local branch-related data (e.g. accounts) stored in branch
    • corporate data (e.g. HR) stored on central server(s)
    • central register of credit-worthiness for customers
  • chain of department stores
    • store-related data (e.g. sales, inventory) stored in store
    • corporate data (e.g. customers) stored on central server(s)
    • sales data sent to data warehouse for analysis