Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/3039#discussion_r94858739
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/api/TableEnvironment.scala
---
@@ -535,4 +511,92 @@ object TableEnvironment {
new ScalaStreamTableEnv(executionEnvironment, tableConfig)
}
+
+ /**
+ * Returns field names for a given [[TypeInformation]].
+ *
+ * Field names are automatically extracted for
+ * [[org.apache.flink.api.common.typeutils.CompositeType]]
+ * or [[org.apache.flink.api.common.typeinfo.AtomicType]].
+ * The method fails if inputType is not a
--- End diff --
I don't think we need to mention this. All Flink types are either composite
or atomic (even though this is not strictly enforced).
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