The Freshness Validator type can only be configured on a Tumbling window.
|1. Select a configured Segmentation
2. Unsegmented (default)
|Select a configured Window
|No filter (default)
|Initialize with backfill (checkbox)
*1 Only applicable for
When a calculation triggers depends on the polling interval configured for the source, by using presets or a cron expression. During polling, the freshness Validator checks if any new datapoints have been added to the Source.
The resulting graph displays the time difference between
latest data-time and
real-world time, in the specified time resolution.
tumbling window is shorter than the polling interval, then the Validator doesn't calculate the Freshness metric for every window. In this case, the Freshness graph might show irregular gaps.
Updated 9 months ago