com.hazelcast.sql.impl.calcite.opt.logical.LogicalRules Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2020, Hazelcast, Inc. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in com.hazelcast.com.liance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.com.hazelcast.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.com.hazelcast.sql.impl.calcite.opt.logical;
import com.hazelcast.org.apache.calcite.rel.rules.FilterMergeRule;
import com.hazelcast.org.apache.calcite.rel.rules.FilterProjectTransposeRule;
import com.hazelcast.org.apache.calcite.rel.rules.ProjectFilterTransposeRule;
import com.hazelcast.org.apache.calcite.rel.rules.ProjectJoinTransposeRule;
import com.hazelcast.org.apache.calcite.rel.rules.ProjectMergeRule;
import com.hazelcast.org.apache.calcite.rel.rules.ProjectRemoveRule;
import com.hazelcast.org.apache.calcite.rel.rules.PruneEmptyRules;
import com.hazelcast.org.apache.calcite.tools.RuleSet;
import com.hazelcast.org.apache.calcite.tools.RuleSets;
/**
* Logical optimization rules.
*/
public final class LogicalRules {
private LogicalRules() {
// No-op.
}
public static RuleSet getRuleSet() {
return RuleSets.ofList(
// Filter rules.
FilterMergeRule.INSTANCE,
FilterProjectTransposeRule.INSTANCE,
FilterIntoScanLogicalRule.INSTANCE,
// Project rules.
ProjectMergeRule.INSTANCE,
ProjectRemoveRule.INSTANCE,
ProjectFilterTransposeRule.INSTANCE,
ProjectJoinTransposeRule.INSTANCE,
ProjectIntoScanLogicalRule.INSTANCE,
// Values rules
PruneEmptyRules.PROJECT_INSTANCE,
PruneEmptyRules.FILTER_INSTANCE,
// Converter rules
MapScanLogicalRule.INSTANCE,
FilterLogicalRule.INSTANCE,
ProjectLogicalRule.INSTANCE,
ValuesLogicalRule.INSTANCE
);
}
}