Github user dongjoon-hyun commented on a diff in the pull request: https://github.com/apache/spark/pull/20705#discussion_r171657406 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala --- @@ -526,7 +526,7 @@ object SQLConf { val DEFAULT_DATA_SOURCE_NAME = buildConf("spark.sql.sources.default") .doc("The default data source to use in input/output.") .stringConf - .createWithDefault("parquet") + .createWithDefault("orc") --- End diff -- This is a testing purpose during review.
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