public ReferenceDataSourceUpdate withReferenceSchemaUpdate(SourceSchema referenceSchemaUpdate) {
        setReferenceSchemaUpdate(referenceSchemaUpdate);
        return this;
    }
<p>
Describes the format of the data in the streaming source, and how each data element maps to corresponding columns
created in the in-application stream.
</p>

@param referenceSchemaUpdate
       Describes the format of the data in the streaming source, and how each data element maps to corresponding
       columns created in the in-application stream.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-kinesisanalyticsv2/src/main/java/com/amazonaws/services/kinesisanalyticsv2/model/ReferenceDataSourceUpdate.java