Github user jmchung commented on a diff in the pull request:
https://github.com/apache/spark/pull/19567#discussion_r147312311
--- Diff:
external/docker-integration-tests/src/test/scala/org/apache/spark/sql/jdbc/PostgresIntegrationSuite.scala
---
@@ -18,7 +18,7 @@
package org.apache.spark.sql.jdbc
import java.sql.Connection
-import java.util.Properties
+import java.util.{Properties, UUID}
--- End diff --
Thanks! Remove the unused import statement.
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