| /* |
| * 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.drill.exec.store.hive; |
| |
| import com.fasterxml.jackson.annotation.JacksonInject; |
| import com.fasterxml.jackson.annotation.JsonCreator; |
| import com.fasterxml.jackson.annotation.JsonIgnore; |
| import com.fasterxml.jackson.annotation.JsonProperty; |
| import com.fasterxml.jackson.annotation.JsonTypeName; |
| import org.apache.drill.exec.record.metadata.TupleMetadata; |
| import org.apache.drill.exec.store.parquet.ParquetReaderConfig; |
| import com.google.common.base.Preconditions; |
| import org.apache.drill.common.exceptions.ExecutionSetupException; |
| import org.apache.drill.common.expression.LogicalExpression; |
| import org.apache.drill.common.expression.SchemaPath; |
| import org.apache.drill.exec.physical.base.PhysicalOperator; |
| import org.apache.drill.exec.store.StoragePluginRegistry; |
| import org.apache.drill.exec.store.parquet.AbstractParquetRowGroupScan; |
| import org.apache.drill.exec.store.parquet.RowGroupReadEntry; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.hive.ql.io.parquet.ProjectionPusher; |
| import org.apache.hadoop.mapred.JobConf; |
| |
| import java.io.IOException; |
| import java.util.List; |
| import java.util.Map; |
| |
| @JsonTypeName("hive-drill-native-parquet-row-group-scan") |
| public class HiveDrillNativeParquetRowGroupScan extends AbstractParquetRowGroupScan { |
| |
| public static final String OPERATOR_TYPE = "HIVE_DRILL_NATIVE_PARQUET_ROW_GROUP_SCAN"; |
| |
| private final HiveStoragePlugin hiveStoragePlugin; |
| private final HiveStoragePluginConfig hiveStoragePluginConfig; |
| private final HivePartitionHolder hivePartitionHolder; |
| private final Map<String, String> confProperties; |
| |
| @JsonCreator |
| public HiveDrillNativeParquetRowGroupScan(@JacksonInject StoragePluginRegistry registry, |
| @JsonProperty("userName") String userName, |
| @JsonProperty("hiveStoragePluginConfig") HiveStoragePluginConfig hiveStoragePluginConfig, |
| @JsonProperty("rowGroupReadEntries") List<RowGroupReadEntry> rowGroupReadEntries, |
| @JsonProperty("columns") List<SchemaPath> columns, |
| @JsonProperty("hivePartitionHolder") HivePartitionHolder hivePartitionHolder, |
| @JsonProperty("confProperties") Map<String, String> confProperties, |
| @JsonProperty("readerConfig") ParquetReaderConfig readerConfig, |
| @JsonProperty("filter") LogicalExpression filter, |
| @JsonProperty("schema") TupleMetadata schema) throws ExecutionSetupException { |
| this(userName, |
| registry.resolve(hiveStoragePluginConfig, HiveStoragePlugin.class), |
| rowGroupReadEntries, |
| columns, |
| hivePartitionHolder, |
| confProperties, |
| readerConfig, |
| filter, |
| schema); |
| } |
| |
| public HiveDrillNativeParquetRowGroupScan(String userName, |
| HiveStoragePlugin hiveStoragePlugin, |
| List<RowGroupReadEntry> rowGroupReadEntries, |
| List<SchemaPath> columns, |
| HivePartitionHolder hivePartitionHolder, |
| Map<String, String> confProperties, |
| ParquetReaderConfig readerConfig, |
| LogicalExpression filter, |
| TupleMetadata schema) { |
| super(userName, rowGroupReadEntries, columns, readerConfig, filter,null, schema); |
| this.hiveStoragePlugin = Preconditions.checkNotNull(hiveStoragePlugin, "Could not find format config for the given configuration"); |
| this.hiveStoragePluginConfig = hiveStoragePlugin.getConfig(); |
| this.hivePartitionHolder = hivePartitionHolder; |
| this.confProperties = confProperties; |
| } |
| |
| @JsonProperty |
| public HiveStoragePluginConfig getHiveStoragePluginConfig() { |
| return hiveStoragePluginConfig; |
| } |
| |
| @JsonProperty |
| public HivePartitionHolder getHivePartitionHolder() { |
| return hivePartitionHolder; |
| } |
| |
| @JsonProperty |
| public Map<String, String> getConfProperties() { |
| return confProperties; |
| } |
| |
| @JsonIgnore |
| public HiveStoragePlugin getHiveStoragePlugin() { |
| return hiveStoragePlugin; |
| } |
| |
| @Override |
| public PhysicalOperator getNewWithChildren(List<PhysicalOperator> children) { |
| Preconditions.checkArgument(children.isEmpty()); |
| return new HiveDrillNativeParquetRowGroupScan(getUserName(), hiveStoragePlugin, rowGroupReadEntries, columns, hivePartitionHolder, |
| confProperties, readerConfig, filter, schema); |
| } |
| |
| @Override |
| public String getOperatorType() { |
| return OPERATOR_TYPE; |
| } |
| |
| @Override |
| public AbstractParquetRowGroupScan copy(List<SchemaPath> columns) { |
| return new HiveDrillNativeParquetRowGroupScan(getUserName(), hiveStoragePlugin, rowGroupReadEntries, columns, hivePartitionHolder, |
| confProperties, readerConfig, filter, schema); |
| } |
| |
| @Override |
| public Configuration getFsConf(RowGroupReadEntry rowGroupReadEntry) throws IOException { |
| Path path = rowGroupReadEntry.getPath().getParent(); |
| return new ProjectionPusher().pushProjectionsAndFilters( |
| new JobConf(HiveUtilities.generateHiveConf(hiveStoragePlugin.getHiveConf(), confProperties)), |
| path.getParent()); |
| } |
| |
| @Override |
| public boolean supportsFileImplicitColumns() { |
| return false; |
| } |
| |
| @Override |
| public List<String> getPartitionValues(RowGroupReadEntry rowGroupReadEntry) { |
| return hivePartitionHolder.get(rowGroupReadEntry.getPath()); |
| } |
| } |
| |