io.trino.operator.join.JoinBridge Maven / Gradle / Ivy
/*
* 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 io.trino.operator.join;
import com.google.common.util.concurrent.ListenableFuture;
/**
* A bridge that connects build, probe, and outer operators of a join.
* It often carries data that lets probe find out what is available on
* the build side, and lets outer find the orphaned rows.
*/
public interface JoinBridge
{
/**
* Can be called only after build and probe are finished.
*/
OuterPositionIterator getOuterPositionIterator();
void destroy();
ListenableFuture whenBuildFinishes();
}