com.hazelcast.org.apache.calcite.rel.rules.materialize.MaterializedViewRules 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,
 * 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.RelOptRule;
import com.hazelcast.org.apache.calcite.rel.core.Aggregate;
import com.hazelcast.org.apache.calcite.rel.core.Filter;
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.TableScan;
import com.hazelcast.org.apache.calcite.rel.rules.MaterializedViewFilterScanRule;

/**
 * Collection of rules pertaining to materialized views.
 *
 * Also may contain utilities for {@link MaterializedViewRule}.
 */
public abstract class MaterializedViewRules {
  private MaterializedViewRules() {}

  /** Rule that matches {@link Project} on {@link Aggregate}. */
  public static final RelOptRule PROJECT_AGGREGATE =
      MaterializedViewProjectAggregateRule.Config.DEFAULT.toRule();

  /** Rule that matches {@link Aggregate}. */
  public static final RelOptRule AGGREGATE =
      MaterializedViewOnlyAggregateRule.Config.DEFAULT.toRule();

  /** Rule that matches {@link Filter}. */
  public static final RelOptRule FILTER =
      MaterializedViewOnlyFilterRule.Config.DEFAULT.toRule();

  /** Rule that matches {@link Join}. */
  public static final RelOptRule JOIN =
      MaterializedViewOnlyJoinRule.Config.DEFAULT.toRule();

  /** Rule that matches {@link Project} on {@link Filter}. */
  public static final RelOptRule PROJECT_FILTER =
      MaterializedViewProjectFilterRule.Config.DEFAULT.toRule();

  /** Rule that matches {@link Project} on {@link Join}. */
  public static final RelOptRule PROJECT_JOIN =
      MaterializedViewProjectJoinRule.Config.DEFAULT.toRule();

  /** Rule that converts a {@link Filter} on a {@link TableScan}
   * to a {@link Filter} on a Materialized View. */
  public static final MaterializedViewFilterScanRule FILTER_SCAN =
      MaterializedViewFilterScanRule.Config.DEFAULT.toRule();
}