com.hazelcast.org.apache.calcite.rel.rules.materialize.MaterializedViewOnlyJoinRule Maven / Gradle / Ivy

/*
 * 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 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.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.RelFactories;
import com.hazelcast.org.apache.calcite.tools.RelBuilderFactory;

/** Rule that matches Join. */
public class MaterializedViewOnlyJoinRule extends MaterializedViewJoinRule {

  public static final MaterializedViewOnlyJoinRule INSTANCE =
      new MaterializedViewOnlyJoinRule(RelFactories.LOGICAL_BUILDER,
          true, null, true);

  public MaterializedViewOnlyJoinRule(RelBuilderFactory relBuilderFactory,
      boolean generateUnionRewriting, HepProgram unionRewritingPullProgram,
      boolean fastBailOut) {
    super(
        operand(Join.class, any()),
        relBuilderFactory,
        "MaterializedViewJoinRule(Join)",
        generateUnionRewriting, unionRewritingPullProgram, fastBailOut);
  }

  @Override public void onMatch(RelOptRuleCall call) {
    final Join join = call.rel(0);
    perform(call, null, join);
  }
}