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Interval Tracking with WhoIsActive

Erik Darling looks at one of my favorite sp_WhoIsActive features:

Using sp_WhoIsActive in a slightly different way, we can see what a query has been up to over a duration of our choosing.

The delta columns are what happened over the span of time we pick. The columns that come back normally are cumulative to where the query is at now.

Click through to see what it does and how you might benefit from it.