LantaoJin commented on a change in pull request #25960: [SPARK-29283][SQL]
Error message is hidden when query from JDBC, especially enabled adaptive
execution
URL: https://github.com/apache/spark/pull/25960#discussion_r332819911
##########
File path:
sql/hive-thriftserver/src/main/scala/org/apache/spark/sql/hive/thriftserver/SparkExecuteStatementOperation.scala
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@@ -286,7 +287,9 @@ private[hive] class SparkExecuteStatementOperation(
if (e.isInstanceOf[HiveSQLException]) {
throw e.asInstanceOf[HiveSQLException]
} else {
- throw new HiveSQLException("Error running query: " + e.toString, e)
+ val root = ExceptionUtils.getRootCause(e)
Review comment:
> ```scala
> val rootCause = Option(ExceptionUtils.getRootCause(e)).getOrElse(e)
> ```
Return null only if the input `e` is null. Do we still add this option?
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