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https://issues.apache.org/jira/browse/FLINK-2410?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14642667#comment-14642667
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ASF GitHub Bot commented on FLINK-2410:
---------------------------------------
GitHub user twalthr opened a pull request:
https://github.com/apache/flink/pull/943
[FLINK-2410] [java api] PojoTypeInfo is not completely serializable
The type `java.reflect.Field` is not Serializable and has to be serialized
manually, which was not implemented until now in `PojoTypeInfo`.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/twalthr/flink MakePojoSerializable
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/943.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #943
----
commit 9de28a412172fad9e070e2f2fc43fe6bfc922f57
Author: twalthr <[email protected]>
Date: 2015-07-27T12:34:10Z
[FLINK-2410] [java api] PojoTypeInfo is not completely serializable
----
> PojoTypeInfo is not completely serializable
> -------------------------------------------
>
> Key: FLINK-2410
> URL: https://issues.apache.org/jira/browse/FLINK-2410
> Project: Flink
> Issue Type: Bug
> Components: Java API
> Reporter: Timo Walther
> Assignee: Timo Walther
>
> Table API requires PojoTypeInfo to be serializable. The following code fails:
> {code}
> Table finishedEtlTable = maxMeasurements
> .join(stationTable).where("s_station_id = m_station_id")
> .select("year, month, day, value, country, name");
> DataSet<MaxTemperature> maxTemp = tableEnv.toDataSet(finishedEtlTable,
> MaxTemperature.class);
> maxTemp
> .groupBy("year")
> .sortGroup("value", Order.DESCENDING)
> .first(1)
> .print();
> {code}
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