Estimating the static execution time of a database query

Details Estimating the static execution time of a database query Estimating the static execution time of a database query

2007-04-30

2010-11-09

To, Baoquoc N (Department: 2162)

Data processing: database and file management or data structures

Database and file access

Query optimization

C707S720000

Reexamination Certificate

active

07831594

ABSTRACT:
In a method for estimating a static execution time of a database query, a prediction of query runtime tree is built from historical query information. A database query is received. The prediction of query runtime tree is used to estimate the static execution time of the database query.

REFERENCES:
patent: 6026391 (2000-02-01), Osborn et al.
patent: 7184998 (2007-02-01), Nica

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