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Database management methods and equipment and database management program storage media

  • US 7,284,022 B2
  • Filed: 04/03/2003
  • Issued: 10/16/2007
  • Est. Priority Date: 11/12/1999
  • Status: Expired due to Fees
First Claim
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1. A method for managing data by a database management apparatus including a computer and at least one storage device having a data storage area, comprising:

  • providing first information correlating a first bucket and a data storage area,wherein a number of the first bucket is a number of the data storage area as defined by database definition information;

    providing second information correlating a second bucket and one or more data in the data storage area,wherein a number of the second bucket is a segment number of a segment in the data storage area, said segment storing the one or more data;

    managing the data storage area correlated with the first bucket in accordance with the first information;

    managing the one or more data of said segment correlated with the second bucket in accordance with the second information; and

    managing the first bucket being correlated with the second bucket by a bucket map table.

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