com.hazelcast.sql.impl.calcite.opt.HazelcastRelNode Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2021, Hazelcast, Inc. All Rights Reserved.
*
* 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.hazelcast.sql.impl.calcite.opt;
import com.hazelcast.org.apache.calcite.plan.HazelcastRelOptCluster;
import com.hazelcast.org.apache.calcite.rel.RelNode;
/**
* Marker interface for all Hazelcast relational operators.
*/
public interface HazelcastRelNode extends RelNode {
default HazelcastRelOptCluster getHazelcastCluster() {
return OptUtils.getCluster(this);
}
default int getMemberCount() {
return getHazelcastCluster().getDistributionTraitDef().getMemberCount();
}
}