[jira] [Created] (FLINK-1900) Table API documentation example does not work

[Shang Yuanchun (Jira)]

Timo Walther created FLINK-1900:
-----------------------------------

             Summary: Table API documentation example does not work
                 Key: FLINK-1900
                 URL: https://issues.apache.org/jira/browse/FLINK-1900
             Project: Flink
          Issue Type: Bug
          Components: Documentation
            Reporter: Timo Walther


Running the word count example leads to

{code}
Exception in thread "main" org.apache.flink.api.table.ExpressionException: Expression result type org.apache.flink.api.table.Row(word: String, intermediate.1: Integer) does not have the samefields as output type io.ssc.trackthetrackers.analysis.algorithms.LouvainCommunityDetection$WC$3(word: String, count: Integer)
        at org.apache.flink.api.java.table.JavaBatchTranslator.translate(JavaBatchTranslator.scala:88)
        at org.apache.flink.api.scala.table.ScalaBatchTranslator.translate(ScalaBatchTranslator.scala:55)
        at org.apache.flink.api.scala.table.TableConversions.toSet(TableConversions.scala:37)
        at io.ssc.trackthetrackers.analysis.algorithms.LouvainCommunityDetection$.detectCommunities(LouvainCommunityDetection.scala:112)
        at io.ssc.trackthetrackers.analysis.algorithms.LouvainCommunityDetection$delayedInit$body.apply(LouvainCommunityDetection.scala:38)
        at scala.Function0$class.apply$mcV$sp(Function0.scala:40)
        at scala.runtime.AbstractFunction0.apply$mcV$sp(AbstractFunction0.scala:12)
        at scala.App$$anonfun$main$1.apply(App.scala:71)
        at scala.App$$anonfun$main$1.apply(App.scala:71)
        at scala.collection.immutable.List.foreach(List.scala:318)
        at scala.collection.generic.TraversableForwarder$class.foreach(TraversableForwarder.scala:32)
        at scala.App$class.main(App.scala:71)
        at io.ssc.trackthetrackers.analysis.algorithms.LouvainCommunityDetection$.main(LouvainCommunityDetection.scala:36)
        at io.ssc.trackthetrackers.analysis.algorithms.LouvainCommunityDetection.main(LouvainCommunityDetection.scala)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at com.intellij.rt.execution.application.AppMain.main(AppMain.java:134)
{code}



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