Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/16269#discussion_r99394346
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/SparkStrategies.scala ---
@@ -405,32 +405,4 @@ abstract class SparkStrategies extends
QueryPlanner[SparkPlan] {
case _ => Nil
}
}
-
- object DDLStrategy extends Strategy {
- def apply(plan: LogicalPlan): Seq[SparkPlan] = plan match {
- case CreateTable(tableDesc, mode, None) if
DDLUtils.isHiveTable(tableDesc) =>
- val cmd = CreateTableCommand(tableDesc, ifNotExists = mode ==
SaveMode.Ignore)
- ExecutedCommandExec(cmd) :: Nil
-
- case CreateTable(tableDesc, mode, None) =>
- val cmd =
- CreateDataSourceTableCommand(tableDesc, ignoreIfExists = mode ==
SaveMode.Ignore)
- ExecutedCommandExec(cmd) :: Nil
-
- // CREATE TABLE ... AS SELECT ... for hive serde table is handled in
hive module, by rule
- // `CreateTables`
-
- case CreateTable(tableDesc, mode, Some(query)) if
DDLUtils.isDatasourceTable(tableDesc) =>
- val cmd =
- CreateDataSourceTableAsSelectCommand(
- tableDesc,
- mode,
- query)
- ExecutedCommandExec(cmd) :: Nil
-
- case c: CreateTempViewUsing => ExecutedCommandExec(c) :: Nil
--- End diff --
Since `CreateTempViewUsing ` is a `RunnableCommand`, this line is useless
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