com.github.timgent.dataflare.metrics.MetricDescriptor
- the columns for which you are counting distinct values
- the filter to be applied before the distinct count is calculated
- the filter to be applied before the distinct count is calculated
- the filter to be applied before the distinct count is calculated
The metricCalculator which contains key logic for calculating a MetricValue for this MetricDescriptor
The metricCalculator which contains key logic for calculating a MetricValue for this MetricDescriptor
the MetricCalculator
A name for the metric
A name for the metric
- the columns for which you are counting distinct values
A representation of the MetricDescriptor that can be more easily handled for persistence
A representation of the MetricDescriptor that can be more easily handled for persistence
the SimpleMetricDescriptor
A metric that calculates the number of distinct values in a column or across several columns
- the columns for which you are counting distinct values
- the filter to be applied before the distinct count is calculated