com.hazelcast.org.apache.calcite.rel.rules.materialize.MaterializedViewProjectJoinRule Maven / Gradle / Ivy
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* 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,
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* See the License for the specific language governing permissions and
* limitations under the License.
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package com.hazelcast.org.apache.calcite.rel.rules.materialize;
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.Join;
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;
import org.immutables.value.Value;
/** Rule that matches Project on Join. */
@Value.Enclosing
public class MaterializedViewProjectJoinRule
extends MaterializedViewJoinRule {
private MaterializedViewProjectJoinRule(Config config) {
super(config);
}
@Deprecated // to be removed before 2.0
public MaterializedViewProjectJoinRule(RelBuilderFactory relBuilderFactory,
boolean generateUnionRewriting, HepProgram unionRewritingPullProgram,
boolean fastBailOut) {
this(Config.DEFAULT
.withRelBuilderFactory(relBuilderFactory)
.as(Config.class)
.withGenerateUnionRewriting(generateUnionRewriting)
.withUnionRewritingPullProgram(unionRewritingPullProgram)
.withFastBailOut(fastBailOut)
.as(Config.class));
}
@Override public void onMatch(RelOptRuleCall call) {
final Project project = call.rel(0);
final Join join = call.rel(1);
perform(call, project, join);
}
/** Rule configuration. */
@Value.Immutable(singleton = false)
public interface Config extends MaterializedViewRule.Config {
Config DEFAULT = ImmutableMaterializedViewProjectJoinRule.Config.builder()
.withRelBuilderFactory(RelFactories.LOGICAL_BUILDER)
.withOperandSupplier(b0 ->
b0.operand(Project.class).oneInput(b1 ->
b1.operand(Join.class).anyInputs()))
.withDescription("MaterializedViewJoinRule(Project-Join)")
.withGenerateUnionRewriting(true)
.withUnionRewritingPullProgram(null)
.withFastBailOut(true)
.build();
@Override default MaterializedViewProjectJoinRule toRule() {
return new MaterializedViewProjectJoinRule(this);
}
}
}