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System and method for incremental and reversible data migration and feature deployment

  • US 20040210643A1
  • Filed: 04/21/2004
  • Published: 10/21/2004
  • Est. Priority Date: 01/24/2001
  • Status: Active Grant
First Claim
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1. A method of migrating data items, each of said data items being associated with an identifier, said method comprising the acts of:

  • storing an adjustable throttle value;

    for a first of said data items, computing a first index value based on an identifier associated with said first data item;

    determining that the relationship between said first index value and said throttle value meets predetermined criteria; and

    copying said first data item to a data store.

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