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Large scale data storage in sparse tables

  • US 20070033354A1
  • Filed: 08/05/2005
  • Published: 02/08/2007
  • Est. Priority Date: 08/05/2005
  • Status: Active Grant
First Claim
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1. A method of storing data, comprising:

  • storing each of a plurality of data items in a table data structure, including associating a row identifier and column identifier with each respective data item and storing the respective item at a logical location in the table data structure specified by the row identifier and column identifier; and

    storing in a cell of the table data structure a plurality of data items, and associating a timestamp with each of the plurality of data items stored in the cell, each of the plurality of data items stored in the cell having a same row identifier, a same column identifier, and a distinct timestamp.

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