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https://issues.apache.org/jira/browse/FLINK-6886?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16052304#comment-16052304
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ASF GitHub Bot commented on FLINK-6886:
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Github user sunjincheng121 commented on the issue:
https://github.com/apache/flink/pull/4102
Hi @fhueske I have update the PR. according your suggestion. Please have a
look at the changes.
Best,
SunJincheng
> Fix Timestamp field can not be selected in event time case when
> toDataStream[T], `T` not a `Row` Type.
> -------------------------------------------------------------------------------------------------------
>
> Key: FLINK-6886
> URL: https://issues.apache.org/jira/browse/FLINK-6886
> Project: Flink
> Issue Type: Bug
> Components: Table API & SQL
> Affects Versions: 1.4.0
> Reporter: sunjincheng
> Assignee: sunjincheng
>
> Currently for event-time window(group/over), When contain `Timestamp` type
> field in `SELECT Clause`, And toDataStream[T], `T` not a `Row` Type, Such
> `PojoType`, will throw a exception. In this JIRA. will fix this bug. For
> example:
> Group Window on SQL:
> {code}
> SELECT name, max(num) as myMax, TUMBLE_START(rowtime, INTERVAL '5' SECOND) as
> winStart,TUMBLE_END(rowtime, INTERVAL '5' SECOND) as winEnd FROM T1 GROUP BY
> name, TUMBLE(rowtime, INTERVAL '5' SECOND)
> {code}
> Throw Exception:
> {code}
> org.apache.flink.table.api.TableException: The field types of physical and
> logical row types do not match.This is a bug and should not happen. Please
> file an issue.
> at org.apache.flink.table.api.TableException$.apply(exceptions.scala:53)
> at
> org.apache.flink.table.api.TableEnvironment.generateRowConverterFunction(TableEnvironment.scala:721)
> at
> org.apache.flink.table.api.StreamTableEnvironment.getConversionMapper(StreamTableEnvironment.scala:247)
> at
> org.apache.flink.table.api.StreamTableEnvironment.translate(StreamTableEnvironment.scala:647)
> {code}
> In fact, when we solve this exception,subsequent other exceptions will be
> thrown. The real reason is {{TableEnvironment#generateRowConverterFunction}}
> method bug. So in this JIRA. will fix it.
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