The new Data Explorer user interface is available in Public Preview and includes new features that weren't present in the old interface. To learn more, see Preview Features.
You can view the number of documents outputted by your pipeline with the count results button.
About this Task
When you delete or add a document, you must manually refresh the count results value on the Aggregations tab to reflect the new document count.
Before You Begin
To count result documents, you must first create and run your aggregation pipeline. You can't count result documents while editing your pipeline.
