urosstan-db commented on code in PR #45410:
URL: https://github.com/apache/spark/pull/45410#discussion_r1719754538


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sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/jdbc/JDBCRDD.scala:
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@@ -174,8 +174,6 @@ class JDBCRDD(
     sparkContext,
     name = "JDBC query execution time")
 
-  private lazy val dialect = JdbcDialects.get(url)

Review Comment:
   @HyukjinKwon Before PR you referenced, dialect was created also by 
resolution of URL, in `compute` method of `JDBCRDD`, on executor side.



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