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[HUDI-5105] Add Call show_commit_extra_metadata for spark sql (apache…
…#7091) * [HUDI-5105] Add Call show_commit_extra_metadata for spark sql (cherry picked from commit 79ad357)
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...scala/org/apache/spark/sql/hudi/command/procedures/ShowCommitExtraMetadataProcedure.scala
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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. | ||
*/ | ||
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package org.apache.spark.sql.hudi.command.procedures | ||
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import org.apache.hudi.HoodieCLIUtils | ||
import org.apache.hudi.common.model.{HoodieCommitMetadata, HoodieReplaceCommitMetadata} | ||
import org.apache.hudi.common.table.HoodieTableMetaClient | ||
import org.apache.hudi.common.table.timeline.{HoodieInstant, HoodieTimeline} | ||
import org.apache.hudi.exception.HoodieException | ||
import org.apache.spark.sql.Row | ||
import org.apache.spark.sql.types.{DataTypes, Metadata, StructField, StructType} | ||
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import java.util | ||
import java.util.function.Supplier | ||
import scala.collection.JavaConversions._ | ||
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class ShowCommitExtraMetadataProcedure() extends BaseProcedure with ProcedureBuilder { | ||
private val PARAMETERS = Array[ProcedureParameter]( | ||
ProcedureParameter.required(0, "table", DataTypes.StringType, None), | ||
ProcedureParameter.optional(1, "limit", DataTypes.IntegerType, 100), | ||
ProcedureParameter.optional(2, "instant_time", DataTypes.StringType, None), | ||
ProcedureParameter.optional(3, "metadata_key", DataTypes.StringType, None) | ||
) | ||
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private val OUTPUT_TYPE = new StructType(Array[StructField]( | ||
StructField("instant_time", DataTypes.StringType, nullable = true, Metadata.empty), | ||
StructField("action", DataTypes.StringType, nullable = true, Metadata.empty), | ||
StructField("metadata_key", DataTypes.StringType, nullable = true, Metadata.empty), | ||
StructField("metadata_value", DataTypes.StringType, nullable = true, Metadata.empty) | ||
)) | ||
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def parameters: Array[ProcedureParameter] = PARAMETERS | ||
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def outputType: StructType = OUTPUT_TYPE | ||
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override def call(args: ProcedureArgs): Seq[Row] = { | ||
super.checkArgs(PARAMETERS, args) | ||
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val table = getArgValueOrDefault(args, PARAMETERS(0)).get.asInstanceOf[String] | ||
val limit = getArgValueOrDefault(args, PARAMETERS(1)).get.asInstanceOf[Int] | ||
val instantTime = getArgValueOrDefault(args, PARAMETERS(2)) | ||
val metadataKey = getArgValueOrDefault(args, PARAMETERS(3)) | ||
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val hoodieCatalogTable = HoodieCLIUtils.getHoodieCatalogTable(sparkSession, table) | ||
val basePath = hoodieCatalogTable.tableLocation | ||
val metaClient = HoodieTableMetaClient.builder.setConf(jsc.hadoopConfiguration()).setBasePath(basePath).build | ||
val activeTimeline = metaClient.getActiveTimeline | ||
val timeline = activeTimeline.getCommitsTimeline.filterCompletedInstants | ||
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val hoodieInstantOption: Option[HoodieInstant] = if (instantTime.isEmpty) { | ||
getCommitForLastInstant(timeline) | ||
} else { | ||
getCommitForInstant(timeline, instantTime.get.asInstanceOf[String]) | ||
} | ||
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if (hoodieInstantOption.isEmpty) { | ||
throw new HoodieException(s"Commit $instantTime not found in Commits $timeline.") | ||
} | ||
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val commitMetadataOptional = getHoodieCommitMetadata(timeline, hoodieInstantOption) | ||
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if (commitMetadataOptional.isEmpty) { | ||
throw new HoodieException(s"Commit $instantTime not found commitMetadata in Commits $timeline.") | ||
} | ||
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val meta = commitMetadataOptional.get | ||
val timestamp: String = hoodieInstantOption.get.getTimestamp | ||
val action: String = hoodieInstantOption.get.getAction | ||
val metadatas: util.Map[String, String] = if (metadataKey.isEmpty) { | ||
meta.getExtraMetadata | ||
} else { | ||
meta.getExtraMetadata.filter(r => r._1.equals(metadataKey.get.asInstanceOf[String].trim)) | ||
} | ||
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val rows = new util.ArrayList[Row] | ||
metadatas.foreach(r => rows.add(Row(timestamp, action, r._1, r._2))) | ||
rows.stream().limit(limit).toArray().map(r => r.asInstanceOf[Row]).toList | ||
} | ||
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override def build: Procedure = new ShowCommitExtraMetadataProcedure() | ||
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private def getCommitForLastInstant(timeline: HoodieTimeline): Option[HoodieInstant] = { | ||
val instantOptional = timeline.getReverseOrderedInstants | ||
.findFirst | ||
if (instantOptional.isPresent) { | ||
Option.apply(instantOptional.get()) | ||
} else { | ||
Option.empty | ||
} | ||
} | ||
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private def getCommitForInstant(timeline: HoodieTimeline, instantTime: String): Option[HoodieInstant] = { | ||
val instants: util.List[HoodieInstant] = util.Arrays.asList( | ||
new HoodieInstant(false, HoodieTimeline.COMMIT_ACTION, instantTime), | ||
new HoodieInstant(false, HoodieTimeline.REPLACE_COMMIT_ACTION, instantTime), | ||
new HoodieInstant(false, HoodieTimeline.DELTA_COMMIT_ACTION, instantTime)) | ||
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val hoodieInstant: Option[HoodieInstant] = instants.find((i: HoodieInstant) => timeline.containsInstant(i)) | ||
hoodieInstant | ||
} | ||
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private def getHoodieCommitMetadata(timeline: HoodieTimeline, hoodieInstant: Option[HoodieInstant]): Option[HoodieCommitMetadata] = { | ||
if (hoodieInstant.isDefined) { | ||
if (hoodieInstant.get.getAction == HoodieTimeline.REPLACE_COMMIT_ACTION) { | ||
Option(HoodieReplaceCommitMetadata.fromBytes(timeline.getInstantDetails(hoodieInstant.get).get, | ||
classOf[HoodieReplaceCommitMetadata])) | ||
} else { | ||
Option(HoodieCommitMetadata.fromBytes(timeline.getInstantDetails(hoodieInstant.get).get, | ||
classOf[HoodieCommitMetadata])) | ||
} | ||
} else { | ||
Option.empty | ||
} | ||
} | ||
} | ||
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object ShowCommitExtraMetadataProcedure { | ||
val NAME = "show_commit_extra_metadata" | ||
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def builder: Supplier[ProcedureBuilder] = new Supplier[ProcedureBuilder] { | ||
override def get() = new ShowCommitExtraMetadataProcedure() | ||
} | ||
} |
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