com.hazelcast.org.apache.calcite.rel.rules.materialize.MaterializedViewProjectAggregateRule Maven / Gradle / Ivy
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* 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 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
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package com.hazelcast.org.apache.calcite.rel.rules.materialize;
import com.hazelcast.org.apache.calcite.plan.RelOptRule;
import com.hazelcast.org.apache.calcite.plan.RelOptRuleCall;
import com.hazelcast.org.apache.calcite.plan.hep.HepProgram;
import com.hazelcast.org.apache.calcite.rel.core.Aggregate;
import com.hazelcast.org.apache.calcite.rel.core.Project;
import com.hazelcast.org.apache.calcite.rel.core.RelFactories;
import com.hazelcast.org.apache.calcite.tools.RelBuilderFactory;
/** Rule that matches Project on Aggregate. */
public class MaterializedViewProjectAggregateRule extends MaterializedViewAggregateRule {
public static final MaterializedViewProjectAggregateRule INSTANCE =
new MaterializedViewProjectAggregateRule(RelFactories.LOGICAL_BUILDER,
true, null);
public MaterializedViewProjectAggregateRule(RelBuilderFactory relBuilderFactory,
boolean generateUnionRewriting, HepProgram unionRewritingPullProgram) {
super(
operand(Project.class,
operand(Aggregate.class, any())),
relBuilderFactory,
"MaterializedViewAggregateRule(Project-Aggregate)",
generateUnionRewriting, unionRewritingPullProgram);
}
public MaterializedViewProjectAggregateRule(RelBuilderFactory relBuilderFactory,
boolean generateUnionRewriting, HepProgram unionRewritingPullProgram,
RelOptRule filterProjectTransposeRule,
RelOptRule filterAggregateTransposeRule,
RelOptRule aggregateProjectPullUpConstantsRule,
RelOptRule projectMergeRule) {
super(
operand(Project.class,
operand(Aggregate.class, any())),
relBuilderFactory,
"MaterializedViewAggregateRule(Project-Aggregate)",
generateUnionRewriting, unionRewritingPullProgram,
filterProjectTransposeRule,
filterAggregateTransposeRule,
aggregateProjectPullUpConstantsRule,
projectMergeRule);
}
@Override public void onMatch(RelOptRuleCall call) {
final Project project = call.rel(0);
final Aggregate aggregate = call.rel(1);
perform(call, project, aggregate);
}
}