| /* |
| * 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.spark.sql.execution.command.table |
| |
| import java.util.Date |
| |
| import scala.collection.JavaConverters._ |
| |
| import org.apache.spark.sql.{CarbonEnv, Row, SparkSession} |
| import org.apache.spark.sql.catalyst.TableIdentifier |
| import org.apache.spark.sql.catalyst.catalog.CatalogTypes.TablePartitionSpec |
| import org.apache.spark.sql.catalyst.expressions.Attribute |
| import org.apache.spark.sql.execution.SparkPlan |
| import org.apache.spark.sql.execution.command.MetadataCommand |
| import org.apache.spark.sql.hive.CarbonRelation |
| |
| import org.apache.carbondata.common.Strings |
| import org.apache.carbondata.core.constants.CarbonCommonConstants |
| import org.apache.carbondata.core.metadata.datatype.DataTypes |
| import org.apache.carbondata.core.metadata.schema.partition.PartitionType |
| import org.apache.carbondata.core.metadata.schema.table.CarbonTable |
| import org.apache.carbondata.core.util.CarbonUtil |
| |
| private[sql] case class CarbonDescribeFormattedCommand( |
| child: SparkPlan, |
| override val output: Seq[Attribute], |
| partitionSpec: TablePartitionSpec, |
| tblIdentifier: TableIdentifier) |
| extends MetadataCommand { |
| |
| override def processMetadata(sparkSession: SparkSession): Seq[Row] = { |
| val relation = CarbonEnv.getInstance(sparkSession).carbonMetastore |
| .lookupRelation(tblIdentifier)(sparkSession).asInstanceOf[CarbonRelation] |
| setAuditTable(relation.databaseName, relation.tableName) |
| var results: Seq[(String, String, String)] = child.schema.fields.map { field => |
| val colComment = field.getComment().getOrElse("null") |
| (field.name, field.dataType.simpleString, colComment) |
| } |
| |
| val carbonTable = relation.carbonTable |
| val tblProps = carbonTable.getTableInfo.getFactTable.getTableProperties.asScala |
| val sortScope = if (carbonTable.getNumberOfSortColumns == 0) { |
| "NO_SORT" |
| } else { |
| tblProps.getOrElse("sort_scope", CarbonCommonConstants.LOAD_SORT_SCOPE_DEFAULT) |
| } |
| val streaming: String = if (carbonTable.isStreamingSink) { |
| "sink" |
| } else if (carbonTable.isStreamingSource) { |
| "source" |
| } else { |
| "false" |
| } |
| |
| val catalog = sparkSession.sessionState.catalog |
| val catalogTable = catalog.getTableMetadata(tblIdentifier) |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| // Table Basic Information |
| ////////////////////////////////////////////////////////////////////////////// |
| results ++= Seq( |
| ("", "", ""), |
| ("## Detailed Table Information", "", ""), |
| ("Database", catalogTable.database, ""), |
| ("Table", catalogTable.identifier.table, ""), |
| ("Owner", catalogTable.owner, ""), |
| ("Created", new Date(catalogTable.createTime).toString, ""), |
| ("Location ", carbonTable.getTablePath, ""), |
| ("External", carbonTable.isExternalTable.toString, ""), |
| ("Transactional", carbonTable.isTransactionalTable.toString, ""), |
| ("Streaming", streaming, ""), |
| ("Table Block Size ", carbonTable.getBlockSizeInMB + " MB", ""), |
| ("Table Blocklet Size ", carbonTable.getBlockletSizeInMB + " MB", ""), |
| ("Comment", tblProps.getOrElse(CarbonCommonConstants.TABLE_COMMENT, ""), ""), |
| ("Bad Record Path", tblProps.getOrElse("bad_record_path", ""), ""), |
| ("Min Input Per Node Per Load", |
| Strings.formatSize( |
| tblProps.getOrElse(CarbonCommonConstants.CARBON_LOAD_MIN_SIZE_INMB, |
| CarbonCommonConstants.CARBON_LOAD_MIN_SIZE_INMB_DEFAULT).toFloat), ""), |
| ("Data File Compressor ", tblProps |
| .getOrElse(CarbonCommonConstants.COMPRESSOR, |
| CarbonCommonConstants.DEFAULT_COMPRESSOR), ""), |
| ////////////////////////////////////////////////////////////////////////////// |
| // Index Information |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| ("", "", ""), |
| ("## Index Information", "", ""), |
| ("Sort Scope", sortScope, ""), |
| ("Sort Columns", relation.metaData.carbonTable.getSortColumns.asScala.mkString(", "), ""), |
| ("Inverted Index Columns", carbonTable.getInvertedIndexColumns.asScala |
| .map(_.getColumnName).mkString(", "), ""), |
| ("Cached Min/Max Index Columns", |
| carbonTable.getMinMaxCachedColumnsInCreateOrder.asScala.mkString(", "), ""), |
| ("Min/Max Index Cache Level", |
| tblProps.getOrElse(CarbonCommonConstants.CACHE_LEVEL, |
| CarbonCommonConstants.CACHE_LEVEL_DEFAULT_VALUE), "") |
| ) |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| // Encoding Information |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| results ++= Seq( |
| ("", "", ""), |
| ("## Encoding Information", "", "")) |
| results ++= getLocalDictDesc(carbonTable, tblProps.toMap) |
| results ++= Seq(("Global Dictionary", |
| tblProps.getOrElse(CarbonCommonConstants.DICTIONARY_INCLUDE, ""), "")) |
| if (tblProps.contains(CarbonCommonConstants.LONG_STRING_COLUMNS)) { |
| results ++= Seq((CarbonCommonConstants.LONG_STRING_COLUMNS.toUpperCase, |
| tblProps.getOrElse(CarbonCommonConstants.LONG_STRING_COLUMNS, ""), "")) |
| } |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| // Compaction Information |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| results ++= Seq( |
| ("", "", ""), |
| ("## Compaction Information", "", ""), |
| (CarbonCommonConstants.TABLE_MAJOR_COMPACTION_SIZE.toUpperCase, |
| tblProps.getOrElse(CarbonCommonConstants.TABLE_MAJOR_COMPACTION_SIZE, |
| CarbonCommonConstants.DEFAULT_CARBON_MAJOR_COMPACTION_SIZE), ""), |
| (CarbonCommonConstants.TABLE_AUTO_LOAD_MERGE.toUpperCase, |
| tblProps.getOrElse(CarbonCommonConstants.TABLE_AUTO_LOAD_MERGE, |
| CarbonCommonConstants.DEFAULT_ENABLE_AUTO_LOAD_MERGE), ""), |
| (CarbonCommonConstants.TABLE_COMPACTION_LEVEL_THRESHOLD.toUpperCase, |
| tblProps.getOrElse(CarbonCommonConstants.TABLE_COMPACTION_LEVEL_THRESHOLD, |
| CarbonCommonConstants.DEFAULT_SEGMENT_LEVEL_THRESHOLD), ""), |
| (CarbonCommonConstants.TABLE_COMPACTION_PRESERVE_SEGMENTS.toUpperCase, |
| tblProps.getOrElse(CarbonCommonConstants.TABLE_COMPACTION_PRESERVE_SEGMENTS, |
| CarbonCommonConstants.DEFAULT_PRESERVE_LATEST_SEGMENTS_NUMBER), ""), |
| (CarbonCommonConstants.TABLE_ALLOWED_COMPACTION_DAYS.toUpperCase, |
| tblProps.getOrElse(CarbonCommonConstants.TABLE_ALLOWED_COMPACTION_DAYS, |
| CarbonCommonConstants.DEFAULT_DAYS_ALLOWED_TO_COMPACT), "") |
| ) |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| // Partition Information |
| ////////////////////////////////////////////////////////////////////////////// |
| val partitionInfo = carbonTable.getPartitionInfo() |
| if (partitionInfo != null) { |
| results ++= Seq( |
| ("", "", ""), |
| ("## Partition Information", "", ""), |
| ("Partition Type", partitionInfo.getPartitionType.toString, ""), |
| ("Partition Columns", |
| partitionInfo.getColumnSchemaList.asScala.map { |
| col => s"${col.getColumnName}:${col.getDataType.getName}"}.mkString(", "), ""), |
| ("Number of Partitions", partitionInfo.getNumPartitions.toString, ""), |
| ("Partitions Ids", partitionInfo.getPartitionIds.asScala.mkString(","), "") |
| ) |
| if (partitionInfo.getPartitionType == PartitionType.RANGE) { |
| results ++= Seq(("Range", partitionInfo.getRangeInfo.asScala.mkString(", "), "")) |
| } else if (partitionInfo.getPartitionType == PartitionType.LIST) { |
| results ++= Seq(("List", partitionInfo.getListInfo.asScala.mkString(", "), "")) |
| } |
| } |
| if (partitionSpec.nonEmpty) { |
| val partitions = sparkSession.sessionState.catalog.getPartition(tblIdentifier, partitionSpec) |
| results ++= |
| Seq(("", "", ""), |
| ("## Partition Information", "", ""), |
| ("Partition Type", "Hive", ""), |
| ("Partition Value:", partitions.spec.values.mkString("[", ",", "]"), ""), |
| ("Database:", tblIdentifier.database.getOrElse(sparkSession.catalog.currentDatabase), ""), |
| ("Table:", tblIdentifier.table, "")) |
| if (partitions.storage.locationUri.isDefined) { |
| results ++= Seq(("Location:", partitions.storage.locationUri.get.toString, "")) |
| } |
| results ++= Seq(("Partition Parameters:", partitions.parameters.mkString(", "), "")) |
| } |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| // Dynamic Information |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| val dataIndexSize = CarbonUtil.calculateDataIndexSize(carbonTable, false) |
| if (!dataIndexSize.isEmpty) { |
| if (carbonTable.isTransactionalTable) { |
| results ++= Seq( |
| ("", "", ""), |
| ("## Dynamic Information", "", ""), |
| ("Table Data Size", Strings.formatSize( |
| dataIndexSize.get(CarbonCommonConstants.CARBON_TOTAL_DATA_SIZE).floatValue()), ""), |
| ("Table Index Size", Strings.formatSize( |
| dataIndexSize.get(CarbonCommonConstants.CARBON_TOTAL_INDEX_SIZE).floatValue()), ""), |
| ("Last Update", |
| new Date(dataIndexSize.get(CarbonCommonConstants.LAST_UPDATE_TIME)).toString, "") |
| ) |
| } else { |
| results ++= Seq( |
| ("", "", ""), |
| ("## Dynamic Information", "", ""), |
| ("Table Total Size", Strings.formatSize( |
| dataIndexSize.get(CarbonCommonConstants.CARBON_TOTAL_DATA_SIZE).floatValue()), "") |
| ) |
| } |
| } |
| |
| results.map{case (c1, c2, c3) => Row(c1, c2, c3)} |
| } |
| |
| private def getLocalDictDesc( |
| carbonTable: CarbonTable, |
| tblProps: Map[String, String]): Seq[(String, String, String)] = { |
| val isLocalDictEnabled = tblProps.get(CarbonCommonConstants.LOCAL_DICTIONARY_ENABLE) |
| var results = Seq[(String, String, String)]() |
| if (isLocalDictEnabled.isDefined) { |
| val localDictEnabled = isLocalDictEnabled.get.split(",") { 0 } |
| results ++= Seq(("Local Dictionary Enabled", localDictEnabled, "")) |
| // if local dictionary is enabled, then only show other properties of local dictionary |
| if (localDictEnabled.toBoolean) { |
| var localDictThreshold = tblProps.getOrElse( |
| CarbonCommonConstants.LOCAL_DICTIONARY_THRESHOLD, |
| CarbonCommonConstants.LOCAL_DICTIONARY_THRESHOLD_DEFAULT) |
| val localDictionaryThreshold = localDictThreshold.split(",") |
| localDictThreshold = localDictionaryThreshold { 0 } |
| results ++= Seq(("Local Dictionary Threshold", localDictThreshold, "")) |
| val columns = carbonTable.getTableInfo.getFactTable.getListOfColumns.asScala |
| val builder = new StringBuilder |
| columns.foreach { column => |
| if (column.isLocalDictColumn && !column.isInvisible) { |
| builder.append(column.getColumnName).append(",") |
| } |
| } |
| results ++= |
| Seq(("Local Dictionary Include", getDictColumnString(builder.toString().split(",")), "")) |
| if (tblProps.get(CarbonCommonConstants.LOCAL_DICTIONARY_EXCLUDE).isDefined) { |
| val columns = carbonTable.getTableInfo.getFactTable.getListOfColumns.asScala |
| val builder = new StringBuilder |
| columns.foreach { column => |
| if (!column.isLocalDictColumn && !column.isInvisible && |
| (column.getDataType.equals(DataTypes.STRING) || |
| column.getDataType.equals(DataTypes.VARCHAR))) { |
| builder.append(column.getColumnName).append(",") |
| } |
| } |
| results ++= |
| Seq(("Local Dictionary Exclude", getDictColumnString(builder.toString().split(",")), "")) |
| } |
| } |
| } else { |
| results ++= |
| Seq(("Local Dictionary Enabled", CarbonCommonConstants.LOCAL_DICTIONARY_ENABLE_DEFAULT, "")) |
| } |
| |
| /** |
| * return the string which has all comma separated columns |
| * |
| * @param localDictColumns |
| * @return |
| */ |
| def getDictColumnString(localDictColumns: Array[String]): String = { |
| val dictColumns: StringBuilder = new StringBuilder |
| localDictColumns.foreach(column => dictColumns.append(column.trim).append(",")) |
| dictColumns.toString().patch(dictColumns.toString().lastIndexOf(","), "", 1) |
| } |
| |
| results |
| } |
| |
| override protected def opName: String = "DESC FORMATTED" |
| } |
