anyone knows the formula for the following highlighted ?
This is about the value of the queries with high variation
Analyze queries with high-execution variation as it relates to any of the available dimensions, such as Duration, in the desired time interval.
When a query has parameterization problems, there is a high variation in query execution. Sometimes the query runs well and very fast, sometimes the query will be very slow. Query Store keeps track of the standard deviation of query execution
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