Edell, Shapiro & Finnan, LLC
Verifying correctness of a database system via extended access paths
The invention provides for verifying correctness of a database system. A SQL instruction is received and access paths of the received SQL instruction are extended. The SQL instruction is executed by using the extended access paths, and the correctness of the database system is verified according to results of executing the SQL instruction. With the method and system of the invention, the object of verifying correctness of a database system by automatically extending access paths of SQL statement may be achieved, and the object of verifying correctness of a database system scientifically, effectively and purposefully based on ratio of error or defect present in database itself due to various data manipulation approaches (different values of access path elements) may also be achieved.
International Business Machines Corporation
G
G06F
inventional
Dong Sheng Shu Hua Xiang Jing Ke Wei Xin Ying Yan
Chen Liu Zhou Zhou Wei Yang Jia