/**
* Copyright 2011-2017 Asakusa Framework Team.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.asakusafw.vocabulary.flow.processor;
import com.asakusafw.vocabulary.flow.graph.FlowElementAttribute;
/**
* Represents strategies of aggregate operation.
* @since 0.2.0
*/
public enum PartialAggregation implements FlowElementAttribute {
/**
* Partial aggregation is NOT performed.
*/
TOTAL,
/**
* Uses partial aggregation.
* With this strategy, framework API is disabled in the target operator.
*/
PARTIAL,
/**
* Follows the default settings.
*/
DEFAULT,
}