×

Logical range logging

  • US 20040193654A1
  • Filed: 03/31/2003
  • Published: 09/30/2004
  • Est. Priority Date: 03/31/2003
  • Status: Abandoned Application
First Claim
Patent Images

1. A system for performing logical range logging, the system comprising:

  • a refresh log that contains a plurality of entries; and

    a database management system (“

    DBMS”

    ) to read the refresh log and employ a plurality of buffers, including a previous and a current buffer, to perform a refresh operation on a table using the plurality of entries, the DBMS being adapted to;

    determine if a last row of a previous one of the plurality of buffers is allocated;

    assign a status attribute for the last row of the previous buffer if the previous buffer is allocated; and

    determine if a current row in a current buffer is a last row to be inserted into the table as part of the refresh operation.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×