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https://issues.apache.org/jira/browse/FLINK-18266?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

liqi316 closed FLINK-18266.
---------------------------
    Resolution: Cannot Reproduce

> proctime can not be use in second time
> --------------------------------------
>
>                 Key: FLINK-18266
>                 URL: https://issues.apache.org/jira/browse/FLINK-18266
>             Project: Flink
>          Issue Type: Bug
>          Components: Table SQL / API, Table SQL / Planner
>    Affects Versions: 1.9.1
>            Reporter: liqi316
>            Priority: Trivial
>
> when I register a stream to  table , and use proctime. if not use cast 
> function to change the field (proctime) , it will be some errors . 
> my scene is ,when i continues use query, i must be register a new proctime, 
> the field proctime cannt be inherited。
> for example:
> tableEnvironment.registerDataStream("test_table1", row, 
> "requestNo,deptName,pdmNo,overFlag,createDate,proctime.proctime");
> when i add proctime in test_table1, and then use
> Table resTable = tableEnvironment.sqlQuery("select * from test_table1")
> the field prctime cannt be a timeattr field
>  
> errors:
> Caused by: java.lang.ClassCastException: java.time.LocalDateTime cannot be 
> cast to java.lang.LongCaused by: java.lang.ClassCastException: 
> java.time.LocalDateTime cannot be cast to java.lang.Long at 
> org.apache.flink.api.common.typeutils.base.LongSerializer.copy(LongSerializer.java:32)
>  at 
> org.apache.flink.api.java.typeutils.runtime.RowSerializer.copy(RowSerializer.java:93)
>  at 
> org.apache.flink.api.java.typeutils.runtime.RowSerializer.copy(RowSerializer.java:44)
>  at 
> org.apache.flink.streaming.runtime.tasks.OperatorChain$CopyingChainingOutput.pushToOperator(OperatorChain.java:635)
>  ... 51 more
>  



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