Package org.apache.druid.sql.calcite.aggregation

Interface Summary

Interface	Description
SqlAggregator	Bridge between Druid and SQL aggregators.

Class Summary

Class	Description
Aggregation
Aggregations
ApproxCountDistinctSqlAggregator	Implementation for APPROX_COUNT_DISTINCT, and for COUNT(DISTINCT expr) when useApproximateCountDistinct is enabled.
DimensionExpression
SqlAggregationModule	Module that provides SQL aggregations.