Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/4105#discussion_r124570771
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/api/java/BatchTableEnvironment.scala
---
@@ -22,6 +22,7 @@ import org.apache.flink.api.java.typeutils.TypeExtractor
import org.apache.flink.api.java.{DataSet, ExecutionEnvironment}
import org.apache.flink.table.expressions.ExpressionParser
import org.apache.flink.table.api._
+import org.apache.flink.table.functions.utils.UserDefinedFunctionUtils
--- End diff --
import is unused
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