package org.wonderdb.query.plan;
/*******************************************************************************
* Copyright 2013 Vilas Athavale
*
* 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.
*******************************************************************************/
import java.util.List;
import java.util.Set;
import org.wonderdb.block.Block;
import org.wonderdb.cluster.Shard;
import org.wonderdb.core.collection.ResultIterator;
import org.wonderdb.query.parse.CollectionAlias;
public interface QueryPlan {
CollectionAlias getCollectionAlias();
ResultIterator iterator(DataContext dataContext, Shard shard, List<Integer> selectColumns, boolean writeLock);
boolean continueOnMiss();
void setDependentCollections(Set<CollectionAlias> s);
Block getCurrentBlock();
Block getCurrentRecordBlock();
}