server/src/main/java/org/apache/iotdb/db/query/executor/IQueryRouter.java

/*
 * 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 org.apache.iotdb.db.query.executor;

import org.apache.iotdb.db.exception.StorageEngineException;
import org.apache.iotdb.db.exception.query.QueryProcessException;
import org.apache.iotdb.db.qp.physical.crud.AggregationPlan;
import org.apache.iotdb.db.qp.physical.crud.FillQueryPlan;
import org.apache.iotdb.db.qp.physical.crud.GroupByTimeFillPlan;
import org.apache.iotdb.db.qp.physical.crud.GroupByTimePlan;
import org.apache.iotdb.db.qp.physical.crud.LastQueryPlan;
import org.apache.iotdb.db.qp.physical.crud.RawDataQueryPlan;
import org.apache.iotdb.db.qp.physical.crud.UDTFPlan;
import org.apache.iotdb.db.query.context.QueryContext;
import org.apache.iotdb.tsfile.exception.filter.QueryFilterOptimizationException;
import org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet;

import java.io.IOException;

public interface IQueryRouter {

  /** Execute physical plan. */
  QueryDataSet rawDataQuery(RawDataQueryPlan queryPlan, QueryContext context)
      throws StorageEngineException, QueryProcessException;

  /** Execute aggregation query. */
  QueryDataSet aggregate(AggregationPlan aggregationPlan, QueryContext context)
      throws QueryFilterOptimizationException, StorageEngineException, IOException,
          QueryProcessException;

  /** Execute groupBy query. */
  QueryDataSet groupBy(GroupByTimePlan groupByTimePlan, QueryContext context)
      throws QueryFilterOptimizationException, StorageEngineException, QueryProcessException,
          IOException;

  /** Execute fill query. */
  QueryDataSet fill(FillQueryPlan fillQueryPlan, QueryContext context)
      throws StorageEngineException, QueryProcessException, IOException;

  /** Execute group by fill query */
  QueryDataSet groupByFill(GroupByTimeFillPlan groupByFillPlan, QueryContext context)
      throws QueryFilterOptimizationException, StorageEngineException, QueryProcessException,
          IOException;

  /** Execute last query */
  QueryDataSet lastQuery(LastQueryPlan lastQueryPlan, QueryContext context)
      throws StorageEngineException, QueryProcessException, IOException;

  /** Execute UDTF query */
  QueryDataSet udtfQuery(UDTFPlan udtfPlan, QueryContext context)
      throws StorageEngineException, QueryProcessException, IOException, InterruptedException;
}