Patent ID: 11893015
Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 3:
4. The computer implemented method of claim 1, further comprising:
ascertaining, prior to the collecting, that the real time system statistics and the real time data source statistics stored in the global catalog of the virtual database have been changed since a latest iteration of the collecting, regarding the one or more data source objects registered with the virtual database;
wherein the collecting comprising:
fetching the real time system statistics on the system environment of the remote data source of the virtual database, on system parameters regarding network capacity, processing capacity, memory capacity, and input/output capacity of the remote platform running the remote data source; and

wherein the gathering comprising:
fetching, by use of a real time data source statistics collection method mapped for the remote data source, the real time data source statistics on the one or more data source objects from the remote data source that are registered with the virtual database, on data source parameters regarding priorities for insert-update-delete operations, index priority, and modified rows on the one or more data source objects from the remote data source of the virtual database that have been registered with the virtual database.