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

Claim 12:
13. The apparatus according to claim 11, wherein the at least one processor is further configured to:
modify, based on the first data volume of the active data in the DBMS, knobs that are in the first knob group and the second knob group and that are related to the first data volume of the active data;
perform dimension reduction on the modified first knob group and second knob group to obtain a first vector and a second vector, wherein the first knob group is a vector whose dimension is higher than that of the first vector, and the second knob group is a vector whose dimension is higher than that of the second vector; and
determine the performance change ratio of the DBMS based on the first vector and the second vector.