Github user cloud-fan commented on a diff in the pull request: https://github.com/apache/spark/pull/15705#discussion_r85870248 --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSourceStrategy.scala --- @@ -173,12 +175,22 @@ case class DataSourceAnalysis(conf: CatalystConf) extends Rule[LogicalPlan] { case LogicalRelation(r: HadoopFsRelation, _, _) => r.location.rootPaths }.flatten - val mode = if (overwrite) SaveMode.Overwrite else SaveMode.Append - if (overwrite && inputPaths.contains(outputPath)) { + val mode = if (overwrite.enabled) SaveMode.Overwrite else SaveMode.Append + if (overwrite.enabled && inputPaths.contains(outputPath)) { throw new AnalysisException( "Cannot overwrite a path that is also being read from.") } + val overwritePartitionPath = if (overwrite.specificPartition.isDefined && --- End diff -- can we just pass the partition path as `outputPath` to `InsertIntoHadoopFsRelationCommand` and set partition columns to `Nil`, then we don't need to add an extra parameter to `InsertIntoHadoopFsRelationCommand`
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