Patent ID: 11940966
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 1:
2. The method according to claim 1, wherein the estimating the performance indicator of the DBMS based on the performance change ratio of the DBMS, the first estimated execution duration, and the first data volume of the active data comprises:
inputting the performance change ratio of the DBMS, the first estimated execution duration, and the first data volume of the active data into a performance estimator, wherein a training sample of the performance estimator comprises a historical performance change ratio of the DBMS, execution duration of a historical SQL statement, and a second data volume of active data and a historical performance indicator that are obtained when the DBMS executes the historical SQL statement; and
estimating the performance indicator of the DBMS using the performance estimator.