dongjoon-hyun commented on a change in pull request #29160:
URL: https://github.com/apache/spark/pull/29160#discussion_r458651760
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File path: sql/core/src/main/scala/org/apache/spark/sql/DataFrameReader.scala
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@@ -290,7 +290,7 @@ class DataFrameReader private[sql](sparkSession:
SparkSession) extends Logging {
// properties should override settings in extraOptions.
this.extraOptions ++= properties.asScala
// explicit url and dbtable should override all
- this.extraOptions += (JDBCOptions.JDBC_URL -> url,
JDBCOptions.JDBC_TABLE_NAME -> table)
+ this.extraOptions ++= Map(JDBCOptions.JDBC_URL -> url,
JDBCOptions.JDBC_TABLE_NAME -> table)
Review comment:
You're right~ Sure.
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