[GitHub] [spark] maropu commented on a change in pull request #31598: [SPARK-34478][SQL] When build SparkSession, we should check config keys

[GitBox <gi...@apache.org>]

maropu commented on a change in pull request #31598:
URL: https://github.com/apache/spark/pull/31598#discussion_r582541755



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File path: core/src/main/scala/org/apache/spark/SparkContext.scala
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@@ -2690,7 +2690,10 @@ object SparkContext extends Logging {
         setActiveContext(new SparkContext(config))
       } else {
         if (config.getAll.nonEmpty) {
-          logWarning("Using an existing SparkContext; some configuration may not take effect.")
+          logWarning("Using an existing SparkContext; some configuration may not take effect." +
+            " For how to set these configuration correctly, you can refer to" +
+            " https://spark.apache.org/docs/latest/configuration.html" +

Review comment:
       Is it okay to always refer to the `latest` page?




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