To get incremental updates
To get incremental updates, Enter UpdatedFromDateTime as the $LastRunTime and run the task. The incremental update fetches a number of records added between the last success run time and current run time of the task.
The following steps help you to get incremental updates
1. In Data Filters tab, Click New.
2. The Data Filter dialog box appears. Refer Figure 16: Data Filter.
3. Select the Object.
4. Select UpdatedFromDateTime as the filter field.
5. Select Operator Equals.
6. Enter the filter value "$LastRunTime".
Now, you will get incremental updates of data.
Note: Incremental update is only applicable to objects that contain UpdatedFromDateTime field.