Package org.apache.paimon.mergetree.compact.aggregate

Class Summary

Class	Description
AggregateMergeFunction	A MergeFunction where key is primary key (unique) and value is the partial record, pre-aggregate non-null fields on merge.
FieldAggregator	abstract class of aggregating a field of a row.
FieldBoolAndAgg	bool_and aggregate a field of a row.
FieldBoolOrAgg	bool_or aggregate a field of a row.
FieldCollectAgg	Collect elements into an ARRAY.
FieldFirstNonNullValueAgg	first non-null value aggregate a field of a row.
FieldFirstValueAgg	first value aggregate a field of a row.
FieldHllSketchAgg	HllSketch aggregate a field of a row.
FieldIgnoreRetractAgg	An aggregator which ignores retraction messages.
FieldLastNonNullValueAgg	last non-null value aggregate a field of a row.
FieldLastValueAgg	last value aggregate a field of a row.
FieldListaggAgg	listagg aggregate a field of a row.
FieldMaxAgg	max aggregate a field of a row.
FieldMergeMapAgg	Merge two maps.
FieldMinAgg	min aggregate a field of a row.
FieldNestedUpdateAgg	Used to update a field which representing a nested table.
FieldPrimaryKeyAgg	primary key aggregate a field of a row.
FieldProductAgg	product value aggregate a field of a row.
FieldRoaringBitmap32Agg	roaring bitmap aggregate a field of a row.
FieldRoaringBitmap64Agg	roaring bitmap aggregate a field of a row.
FieldSumAgg	sum aggregate a field of a row.
FieldThetaSketchAgg	ThetaSketch aggregate a field of a row.