On-demand data synchronization allow users to trigger import process directly from the report. To enable on-demand data synchronization, go to data source settings and select option Edit-On Demand synchronization

On-demand synchronization deletes all the data in the data set and imports complete set of the data.

 

Selecting this option will open dialogue window with On Demand Synchronization settings. This dialogue window allows you to:

When the on-demand synchronization is enabled, the only way to trigger the import is in the data set by using button Refresh:

Only report editors who have access to the source data set (can view or edit), are allowed to trigger the synchronization.