exec/java-exec/src/main/java/org/apache/drill/exec/store/PluginRulesProvider.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.apache.drill.exec.store;

import org.apache.calcite.plan.RelOptRule;

import java.util.List;

/**
 * Provides rules required for adding support of specific operator pushdown for storage plugin.
 */
public interface PluginRulesProvider {

  List<RelOptRule> sortRules();

  List<RelOptRule> limitRules();

  List<RelOptRule> filterRules();

  List<RelOptRule> projectRules();

  List<RelOptRule> aggregateRules();

  List<RelOptRule> unionRules();

  List<RelOptRule> joinRules();

  RelOptRule vertexRule();

  RelOptRule prelConverterRule();
}