leesf commented on a change in pull request #2761:
URL: https://github.com/apache/hudi/pull/2761#discussion_r614772279



##########
File path: 
hudi-spark-datasource/hudi-spark3-extensions_2.12/src/main/scala/org/apache/hudi/execution/HudiSQLUtils.scala
##########
@@ -0,0 +1,553 @@
+/*
+ * 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.hudi.execution
+
+import java.io.File
+import java.util
+import java.util.{Locale, Properties}
+
+import com.google.common.cache.{CacheBuilder, CacheLoader}
+import org.apache.avro.generic.GenericRecord
+import org.apache.hadoop.conf.Configuration
+import org.apache.hadoop.fs.Path
+import org.apache.hadoop.hive.conf.HiveConf
+import org.apache.hudi.DataSourceReadOptions.{QUERY_TYPE_OPT_KEY, 
QUERY_TYPE_READ_OPTIMIZED_OPT_VAL, QUERY_TYPE_SNAPSHOT_OPT_VAL}
+import org.apache.hudi.DataSourceWriteOptions._
+import org.apache.hudi.HoodieSparkSqlWriter.{TableInstantInfo, toProperties}
+import org.apache.hudi.{AvroConversionUtils, DataSourceReadOptions, 
DataSourceUtils, DataSourceWriteOptions, DefaultSource, 
HoodieBootstrapPartition, HoodieBootstrapRelation, HoodieSparkSqlWriter, 
HoodieSparkUtils, HoodieWriterUtils, MergeOnReadSnapshotRelation}
+import 
org.apache.hudi.common.model.{OverwriteNonDefaultsWithLatestAvroPayload, 
OverwriteWithLatestAvroPayload}
+import org.apache.hudi.avro.HoodieAvroUtils
+import org.apache.hudi.client.{HoodieWriteResult, SparkRDDWriteClient}
+import org.apache.hudi.common.config.TypedProperties
+import org.apache.hudi.common.model._
+import org.apache.hudi.common.table.{HoodieTableConfig, HoodieTableMetaClient}
+import org.apache.hudi.common.table.timeline.HoodieActiveTimeline
+import org.apache.hudi.config.HoodieWriteConfig._
+import org.apache.hudi.exception.{HoodieException, HoodieIOException}
+import org.apache.hudi.hive.{HiveSyncConfig, HiveSyncTool}
+import org.apache.hudi.keygen.constant.KeyGeneratorOptions
+import org.apache.hudi.payload.AWSDmsAvroPayload
+import org.apache.hudi.spark3.internal.HoodieDataSourceInternalTable
+import org.apache.log4j.LogManager
+import org.apache.spark.api.java.JavaSparkContext
+import org.apache.spark.rdd.RDD
+import org.apache.spark.sql.catalyst.TableIdentifier
+import org.apache.spark.sql.{DataFrame, SaveMode, SparkSession}
+import org.apache.spark.sql.catalyst.catalog.{CatalogTable, CatalogTableType, 
HiveTableRelation}
+import org.apache.spark.sql.catalyst.plans.logical.LogicalPlan
+import org.apache.spark.sql.functions.{col, udf}
+import org.apache.spark.sql.execution.datasources.{HadoopFsRelation, 
LogicalRelation}
+import org.apache.spark.sql.execution.datasources.v2.DataSourceV2Relation
+import org.apache.spark.sql.sources.BaseRelation
+import org.apache.spark.sql.types.StructType
+import org.apache.spark.sql.util.CaseInsensitiveStringMap
+
+import scala.collection.JavaConverters._
+import scala.collection.mutable.ListBuffer
+
+
+
+/**
+  * hudi IUD utils
+  */
+object HudiSQLUtils {
+
+  val AWSDMSAVROPAYLOAD = classOf[AWSDmsAvroPayload].getName
+  val OVERWRITEWITHLATESTVROAYLOAD = 
classOf[OverwriteWithLatestAvroPayload].getName
+  val OVERWRITENONDEFAULTSWITHLATESTAVROPAYLOAD = 
classOf[OverwriteNonDefaultsWithLatestAvroPayload].getName
+  val MERGE_MARKER = "_hoodie_merge_marker"
+
+  private val log = LogManager.getLogger(getClass)
+
+  private val tableConfigCache = CacheBuilder
+    .newBuilder()
+    .maximumSize(1000)
+    .build(new CacheLoader[String, Properties] {
+      override def load(k: String): Properties = {
+        try {
+          
HoodieTableMetaClient.builder().setConf(SparkSession.active.sparkContext.hadoopConfiguration)
+            .setBasePath(k).build().getTableConfig.getProperties
+        } catch {
+          // we catch expected error here
+          case e: HoodieIOException =>
+            log.error(e.getMessage)
+            new Properties()
+          case t: Throwable =>
+            throw t
+        }
+      }
+    })
+
+  def getPropertiesFromTableConfigCache(path: String): Properties = {
+    if (path.isEmpty) {
+      throw new HoodieIOException("unexpected empty hoodie table basePath")
+    }
+    tableConfigCache.get(path)
+  }
+
+  private def matchHoodieRelation(relation: BaseRelation): Boolean = relation 
match {
+    case h: HadoopFsRelation if 
(h.options.get("hoodie.datasource.write.table.type") != null) => true
+    case m: MergeOnReadSnapshotRelation => true
+    case b: HoodieBootstrapRelation => true
+    case _ => false
+  }
+
+  def isHudiRelation(table: LogicalPlan): Boolean = {
+    table.collect {
+      case h: HiveTableRelation if 
(h.tableMeta.storage.inputFormat.getOrElse("").contains("Hoodie")) =>
+        true
+      case DataSourceV2Relation(_: HoodieDataSourceInternalTable, _, _, _, _) 
=> true
+      case LogicalRelation(r: BaseRelation, _, _, _) if 
(matchHoodieRelation(r)) => true
+    }.nonEmpty
+  }
+
+  def isHudiRelation(table: CatalogTable): Boolean = {
+    table.provider.map(_.toLowerCase(Locale.ROOT)).getOrElse("").equals("hudi")
+  }
+
+  def isHudiRelation(tableId: TableIdentifier, spark: SparkSession): Boolean = 
{
+    val table = spark.sessionState.catalog.getTableMetadata(tableId)
+    isHudiRelation(table)
+  }
+
+  def getTablePath(spark: SparkSession, table: CatalogTable): String = {
+    val url = if (table.tableType == CatalogTableType.MANAGED) {
+      Some(spark.sessionState.catalog.defaultTablePath(table.identifier))
+    } else {
+      table.storage.locationUri
+    }
+    val fs = new 
Path(url.get).getFileSystem(spark.sparkContext.hadoopConfiguration)
+    val rawPath = fs.makeQualified(new Path(url.get)).toUri.toString
+    // remove placeHolder
+    if (rawPath.endsWith("-PLACEHOLDER")) {
+      rawPath.substring(0, rawPath.length() - 16)
+    } else {
+      rawPath
+    }
+  }
+
+  def buildDefaultParameter(parameters: Map[String, String], enableHive: 
Boolean = true): Map[String, String] = {
+    val newParameters = 
HoodieWriterUtils.parametersWithWriteDefaults(parameters) ++ Map(
+      HIVE_PARTITION_EXTRACTOR_CLASS_OPT_KEY -> 
"org.apache.hudi.hive.MultiPartKeysValueExtractor",
+      KEYGENERATOR_CLASS_PROP -> "org.apache.hudi.keygen.ComplexKeyGenerator",
+      HIVE_PARTITION_EXTRACTOR_CLASS_OPT_KEY -> 
"org.apache.hudi.hive.MultiPartKeysValueExtractor")
+    val properties = new Properties()
+    properties.putAll(newParameters.asJava)
+    // correct partition info
+    if (properties.getProperty(PARTITIONPATH_FIELD_OPT_KEY, "").isEmpty) {
+      properties.put(KEYGENERATOR_CLASS_PROP, 
"org.apache.hudi.keygen.NonpartitionedKeyGenerator")
+    }
+    // set HIVE_STYLE_PARTITIONING_OPT_KEY to be true
+    properties.put(HIVE_STYLE_PARTITIONING_OPT_KEY, "true")
+
+    if (enableHive) {
+      properties.put(HIVE_SYNC_ENABLED_OPT_KEY, "true")
+      properties.put(HIVE_USE_JDBC_OPT_KEY, "false")
+      // correct hive partition info
+      if (properties.getProperty(PARTITIONPATH_FIELD_OPT_KEY, "").isEmpty) {
+        properties.put(HIVE_PARTITION_FIELDS_OPT_KEY, "")
+        properties.put(HIVE_PARTITION_EXTRACTOR_CLASS_OPT_KEY, 
"org.apache.hudi.hive.NonPartitionedExtractor")
+      }
+    } else {
+      // disable Hive Sync
+      properties.put(HIVE_SYNC_ENABLED_OPT_KEY, "false")
+
+    }
+    properties.asScala.toMap
+  }
+
+  def getTablePathFromRelation(table: LogicalPlan, sparkSession: 
SparkSession): String = {
+    getHoodiePropsFromRelation(table, sparkSession).getOrElse("path", "")
+  }
+
+  /**
+    * build props form relation
+    */
+  def getHoodiePropsFromRelation(table: LogicalPlan, sparkSession: 
SparkSession): Map[String, String] = {
+    table.collect {
+      case h: HiveTableRelation =>
+        val table = h.asInstanceOf[HiveTableRelation].tableMeta
+        val db = table.identifier.database.getOrElse("default")
+        val rawTableName = table.identifier.table
+        val tableName = if (rawTableName.endsWith("_ro") || 
rawTableName.endsWith("_rt")) {
+          rawTableName.substring(0, rawTableName.size - 3)
+        } else {
+          rawTableName
+        }
+        val savePath = HudiSQLUtils.getTablePath(sparkSession, table)
+        table.properties ++ Map(HIVE_DATABASE_OPT_KEY -> db,
+          "inputformat" -> table.storage.inputFormat.getOrElse(""),
+          HIVE_TABLE_OPT_KEY -> tableName,
+          "path" -> savePath, "currentTable" -> table.identifier.quotedString) 
++ getPropertiesFromTableConfigCache(savePath).asScala.toMap
+      case l @ LogicalRelation(r: BaseRelation, _, _, _) =>
+        val catalogTable = l.catalogTable
+        val catalogProp = if (catalogTable.isEmpty) {
+          Map.empty[String, String]
+        } else {
+          val savePath = HudiSQLUtils.getTablePath(sparkSession, 
catalogTable.get)
+          val tablePath = if (savePath.endsWith("/*")) {
+            savePath.dropRight(catalogTable.get.partitionColumnNames.size*2 + 
1)
+          } else {
+            savePath
+          }
+          catalogTable.get.storage.properties ++ Map("currentTable" -> 
catalogTable.get.identifier.unquotedString,
+            "path" -> tablePath) ++ 
getPropertiesFromTableConfigCache(tablePath).asScala.toMap
+        }
+
+        val relationProp = r match {
+          case h: HadoopFsRelation => h.options.updated("path", 
h.options.getOrElse("hoodie.base.path", ""))
+          case m: MergeOnReadSnapshotRelation => m.optParams.updated("path", 
m.optParams.getOrElse("hoodie.base.path", ""))
+          case b: HoodieBootstrapRelation => b.optParams.updated("path", 
b.optParams.getOrElse("hoodie.base.path", ""))
+          case _ => Map.empty[String, String]
+        }
+        relationProp ++ catalogProp
+    }.headOption.getOrElse(Map.empty[String, String])
+  }
+
+  def getRequredFieldsFromTableConf(tablePath: String): (String, Seq[String]) 
= {
+    val tableConf = tableConfigCache.get(tablePath)
+    val recordKeyFields = 
tableConf.getProperty(RECORDKEY_FIELD_OPT_KEY).split(",").map(_.trim).filter(!_.isEmpty)
+    val partitionPathFields = 
tableConf.getProperty(PARTITIONPATH_FIELD_OPT_KEY).split(",").map(_.trim).filter(!_.isEmpty)
+    val preCombineField = tableConf.getProperty(PRECOMBINE_FIELD_OPT_KEY).trim
+    (preCombineField, recordKeyFields ++ partitionPathFields)
+  }
+
+  def merge(
+      df: DataFrame,
+      spark: SparkSession,
+      tableMeta: Map[String, String],
+      trySkipIndex: Boolean = true,
+      enableHive: Boolean = true): Unit = {
+    val savePath = tableMeta.getOrElse("path", throw new 
HoodieException("cannot find table Path, pls check your hoodie table!!!"))
+    val payload = 
HudiSQLUtils.tableConfigCache.get(savePath).getProperty(PAYLOAD_CLASS_OPT_KEY, 
DEFAULT_PAYLOAD_OPT_VAL)
+
+    val df2Merge = payload match {
+      case AWSDMSAVROPAYLOAD =>
+        df.drop("Op").withColumnRenamed(MERGE_MARKER, "Op")
+      case _ =>
+        val f: (String) => Boolean = {x => {if (x == "D") true else false}}
+        val markDeleteUdf = udf(f)
+        df.withColumn(MERGE_MARKER, markDeleteUdf(col(MERGE_MARKER)))
+    }
+    update(df2Merge, buildDefaultParameter(tableMeta, enableHive), spark, 
WriteOperationType.UPSERT, trySkipIndex, enableHive)
+  }
+
+  def update(
+      df: DataFrame,
+      parameters: Map[String, String],
+      spark: SparkSession,
+      writeOperationType: WriteOperationType = WriteOperationType.UPSERT,
+      trySkipIndex: Boolean = true, enableHive: Boolean = true): Unit = {
+    val tablePath = parameters.get("path").get
+
+    val tableConfig = tableConfigCache.get(tablePath)
+    tableConfig.put(TABLE_TYPE_OPT_KEY, 
tableConfig.getProperty("hoodie.table.type"))
+    val tblName = tableConfig.get("hoodie.table.name").toString
+    tableConfig.put(HIVE_TABLE_OPT_KEY, tblName)
+    val dataWriteOptions = parameters ++ addSetProperties(parameters, spark) 
++ tableConfig.asScala
+
+    checkWriteOptions(dataWriteOptions, enableHive)
+
+    if (df.schema.exists(f => 
f.name.endsWith(HoodieRecord.FILENAME_METADATA_FIELD)) && trySkipIndex) {
+      log.info("try to upsert table skip index")
+      val par = dataWriteOptions.getOrElse("par", "1500")
+      upsertSkipIndex(df, dataWriteOptions ++ 
Map("hoodie.tagging.before.insert" -> "false",
+          UPSERT_PARALLELISM -> par,
+          COMBINE_BEFORE_UPSERT_PROP -> "false"),
+        spark, dataWriteOptions.getOrElse("hoodie.table.name", tblName))
+      if (enableHive) {
+        doSyncToHive(dataWriteOptions, new Path(tablePath), 
spark.sparkContext.hadoopConfiguration)
+      }
+    } else {
+      log.info("try to upsert table directly")
+      upsertDirectly(df, (dataWriteOptions ++ 
Map("hoodie.tagging.before.insert" -> "true")).asJava, writeOperationType, 
SaveMode.Append, tablePath)

Review comment:
       ditto




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