JkSelf commented on a change in pull request #26813: [SPARK-30188][SQL][WIP]
Enable adaptive query execution by default
URL: https://github.com/apache/spark/pull/26813#discussion_r362134017
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File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/CacheManager.scala
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@@ -79,13 +80,20 @@ class CacheManager extends Logging {
logWarning("Asked to cache already cached data.")
} else {
val sparkSession = query.sparkSession
- val qe = sparkSession.sessionState.executePlan(planToCache)
- val inMemoryRelation = InMemoryRelation(
- sparkSession.sessionState.conf.useCompression,
- sparkSession.sessionState.conf.columnBatchSize, storageLevel,
- qe.executedPlan,
- tableName,
- optimizedPlan = qe.optimizedPlan)
+ val originalValue =
sparkSession.sessionState.conf.getConf(SQLConf.ADAPTIVE_EXECUTION_ENABLED)
+ val inMemoryRelation = try {
Review comment:
Here we need put `inMemoryRelation `in `try `not `qe`. Because only when
executing `qe.executedPlan`, it will be inserted `AdaptiveSparkPlanExec`. And I
will remove the `qe `before `try` later.
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