Package com.sap.cds.ql.cqn.transformation

Interface CqnAggregateTransformation

All Superinterfaces:

CqnTransformation, JSONizable

@Beta
public interface CqnAggregateTransformation
extends CqnTransformation

Transformation that aggregates the input set and produces an output set with a single instance, which is the aggregated result

Nested Class Summary

Nested classes/interfaces inherited from interface com.sap.cds.ql.cqn.transformation.CqnTransformation

CqnTransformation.Kind

Field Summary

Fields inherited from interface com.sap.cds.ql.cqn.transformation.CqnTransformation

IDENTITY

Method Summary

Modifier and Type	Method	Description
default void	accept(CqnTransformationVisitor visitor)
List<CqnSelectListValue>	aggregateExpressions()	Returns expressions that specify how to aggregate the input set
default CqnTransformation.Kind	kind()	Returns the kind of this transformation

Methods inherited from interface com.sap.cds.ql.cqn.transformation.CqnTransformation

rowType, toJson

Method Details

aggregateExpressions

List<CqnSelectListValue> aggregateExpressions()

Returns expressions that specify how to aggregate the input set

Returns:

expressions that specify how to aggregate the input set

kind

default CqnTransformation.Kind kind()

Description copied from interface: CqnTransformation

Returns the kind of this transformation

Specified by:

kind in interface CqnTransformation

Returns:

the kind of this transformation

accept

default void accept(CqnTransformationVisitor visitor)

Specified by:

accept in interface CqnTransformation