| /* |
| * 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.carbondata.datamap; |
| |
| import java.util.Map; |
| |
| import org.apache.carbondata.common.annotations.InterfaceAudience; |
| import org.apache.carbondata.core.metadata.schema.table.CarbonTable; |
| import org.apache.carbondata.core.metadata.schema.table.DataMapSchema; |
| |
| import org.apache.spark.sql.SparkSession; |
| import org.apache.spark.sql.execution.command.preaaggregate.PreAggregateTableHelper; |
| import org.apache.spark.sql.execution.command.timeseries.TimeSeriesUtil; |
| import scala.Some; |
| import scala.Tuple2; |
| |
| @InterfaceAudience.Internal |
| public class TimeseriesDataMapProvider extends PreAggregateDataMapProvider { |
| |
| TimeseriesDataMapProvider(CarbonTable mainTable, DataMapSchema dataMapSchema, |
| SparkSession sparkSession) { |
| super(mainTable, dataMapSchema, sparkSession); |
| } |
| |
| @Override |
| public void initMeta(String ctasSqlStatement) { |
| DataMapSchema dataMapSchema = getDataMapSchema(); |
| CarbonTable mainTable = getMainTable(); |
| Map<String, String> dmProperties = dataMapSchema.getProperties(); |
| String dmProviderName = dataMapSchema.getProviderName(); |
| TimeSeriesUtil.validateTimeSeriesGranularity(dmProperties, dmProviderName); |
| Tuple2<String, String> details = |
| TimeSeriesUtil.getTimeSeriesGranularityDetails(dmProperties, dmProviderName); |
| dmProperties.remove(details._1()); |
| helper = new PreAggregateTableHelper( |
| mainTable, dataMapSchema.getDataMapName(), dataMapSchema.getProviderName(), |
| dmProperties, ctasSqlStatement, new Some(details._1()), false); |
| helper.initMeta(sparkSession); |
| } |
| |
| } |