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Method, system, and program for accessing rows in one or more tables satisfying a search criteria

  • US 20020143751A1
  • Filed: 03/30/2001
  • Published: 10/03/2002
  • Est. Priority Date: 03/30/2001
  • Status: Active Grant
First Claim
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1. A method for accessing rows of data from a base table satisfying a search criteria, comprising:

  • receiving an initial request to access rows in the base table including the search criteria specifying predicates for one or more columns in the base table;

    generating a data structure to include information on qualifying base table rows that satisfy the search criteria;

    providing notification that the qualifying base table rows are accessible before information on all the qualifying base table rows is included in the data structure; and

    receiving a request for one qualifying base table row;

    determining whether the data structure includes information on the requested qualifying base table row; and

    using the information in the data structure to provide access to the requested qualifying base table row.

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