Github user dongjoon-hyun commented on a diff in the pull request:
https://github.com/apache/spark/pull/20057#discussion_r168882599
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/jdbc/JDBCOptions.scala
---
@@ -119,6 +119,8 @@ class JDBCOptions(
// ------------------------------------------------------------
// if to truncate the table from the JDBC database
val isTruncate = parameters.getOrElse(JDBC_TRUNCATE, "false").toBoolean
+
+ val isCascadeTruncate: Option[Boolean] =
parameters.get(JDBC_CASCADE_TRUNCATE).map(_.toBoolean)
--- End diff --
Sorry. I'm not sure that I lost the previous context, but what about
`getOrElse` like `val isTruncate` on line 121?
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