An existing data source can be used in the current dashboard using the Dashboard Designer as follows:
Data Source button in the configuration panel. The data panel opens.
USE EXISTING in the data panel window. The
EXISTING DATA SOURCE window opens.
Select the required data source to include in the current dashboard and click
Now, the respective data source(s) will be included in the
DATA SOURCES window as follows.
NOTE: If you include data source with same name, the warning message will be shown as follows.