beliefer commented on a change in pull request #32513:
URL: https://github.com/apache/spark/pull/32513#discussion_r646245302
##########
File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/QueryExecution.scala
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@@ -73,23 +76,54 @@ class QueryExecution(
sparkSession.sessionState.analyzer.executeAndCheck(logical, tracker)
}
+ // SPARK-35378: Commands should be executed eagerly so that `sql("INSERT
...")` can trigger the
+ // table insertion immediately without a `.collect()`. We also need to
eagerly execute non-root
+ // commands, because many commands return `GenericInternalRow` and can't be
put in a query plan
+ // directly, otherwise the query engine may cast `GenericInternalRow` to
`UnsafeRow` and fail.
+ lazy val commandExecuted: LogicalPlan = mode match {
+ case CommandExecutionMode.EAGERLY =>
analyzed.mapChildren(eagerlyExecuteCommands)
+ case CommandExecutionMode.COMMON => eagerlyExecuteCommands(analyzed)
+ case CommandExecutionMode.SKIP => analyzed
+ }
+
+ private def eagerlyExecuteCommands(p: LogicalPlan) = p transformDown {
+ case c: Command =>
+ val qe = sparkSession.sessionState.executePlan(c,
CommandExecutionMode.EAGERLY)
Review comment:
We will not propagate it for now.
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