Method for statistics management

Details Method for statistics management Method for statistics management

2004-01-07

2008-08-12

Mofiz, Apu (Department: 2161)

Data processing: database and file management or data structures

Database design

Data structure types

C707S793000, C707S793000

Reexamination Certificate

active

07412439

ABSTRACT:
Disclosed is a technique for maintaining statistics. A query is received. Column group generation is performed to form one or more column groups. Column group refinement is performed based on statistics data generated for a previously received query. A statistics check is automatically performed. A statistics collection command is generated to obtain statistics.

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U.S. Appl. No. 10/373,237 entitledMethod, System and Program for Performance Tuning a Database Query, filed Feb. 4, 2003, by P.D.Bossman, et al.
Microsoft Corp. Creating and Maintaining Databases. Statistical Information [online] [retrieved on Sep. 2, 2003], pp. 1-4. Available from http://msdn.microsoft.com/library/en-us/createdb/cm—8—des—05—72r9.asp?frame+true.

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