huaxingao commented on code in PR #39564:
URL: https://github.com/apache/spark/pull/39564#discussion_r1070860368
##########
sql/core/src/test/scala/org/apache/spark/sql/jdbc/JDBCSuite.scala:
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@@ -1963,4 +1977,9 @@ class JDBCSuite extends QueryTest with SharedSparkSession
{
}
}
}
+
+ test("SPARK-41990: Filter with composite name") {
+ val df = sql("SELECT * FROM composite_name WHERE `last name` = 'smith'")
Review Comment:
Right. Support for nested predicate pushdown is calculated by this
[method](https://github.com/apache/spark/blob/master/sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSourceUtils.scala#L108),
which returns false for JDBC V1.
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