dongjoon-hyun commented on a change in pull request #24233: [SPARK-26356][SQL]
remove SaveMode from data source v2
URL: https://github.com/apache/spark/pull/24233#discussion_r287206462
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File path: sql/core/src/main/scala/org/apache/spark/sql/DataFrameWriter.scala
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@@ -78,15 +80,14 @@ final class DataFrameWriter[T] private[sql](ds:
Dataset[T]) {
* @since 1.4.0
*/
def mode(saveMode: String): DataFrameWriter[T] = {
- this.mode = saveMode.toLowerCase(Locale.ROOT) match {
+ mode(saveMode.toLowerCase(Locale.ROOT) match {
case "overwrite" => SaveMode.Overwrite
case "append" => SaveMode.Append
case "ignore" => SaveMode.Ignore
case "error" | "errorifexists" | "default" => SaveMode.ErrorIfExists
Review comment:
This should be changed because "default" is not `ErrorIfExists` for DSv2.
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