dongjoon-hyun commented on a change in pull request #23958: [SPARK-27045][SQL]
SQL tab in UI shows actual SQL instead of callsite
URL: https://github.com/apache/spark/pull/23958#discussion_r264532289
##########
File path:
sql/core/src/main/scala/org/apache/spark/sql/execution/SQLExecution.scala
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@@ -71,13 +74,22 @@ object SQLExecution {
// streaming queries would give us call site like "run at <unknown>:0"
val callSite = sc.getCallSite()
+ val truncateLength = sc.conf.get(SQL_EVENT_TRUNCATE_LENGTH)
+
+ val desc =
Option(sc.getLocalProperty(SparkContext.SPARK_JOB_DESCRIPTION))
+ .filter(_ => truncateLength > 0)
+ .map { sqlStr =>
+ Utils.redact(sparkSession.sessionState.conf.stringRedactionPattern,
sqlStr)
+ .substring(0, Math.min(truncateLength, sqlStr.length))
Review comment:
Ur, this line is unsafe because it will throw `IndexOutOfBoundsException` if
redacted string is smaller than the original. We need to use the length of
redacted string to call `substring`.
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