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Reordering of database records for improved compression

  • US 9,798,727 B2
  • Filed: 05/27/2014
  • Issued: 10/24/2017
  • Est. Priority Date: 05/27/2014
  • Status: Expired due to Fees
First Claim
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1. A system comprising:

  • a memory; and

    a processor configured to;

    prioritize a plurality of fields of an unordered set of data records from a structured database based on an impact of those fields to a performance metric for accessing data stored in a column-oriented compressed database;

    select one or more of the prioritized fields based on priority of the prioritized fields, wherein the priority is based on a frequency of access of the fields;

    sort the unordered set of data records based on the selected one or more prioritized fields for compression and optimal performance; and

    compress data of the sorted data records according to a compression scheme to increase performance for accessing the data stored in the column-oriented compressed database.

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