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Posted to issues@flink.apache.org by "xiemeilong (Jira)" <ji...@apache.org> on 2020/04/16 05:53:00 UTC

[jira] [Commented] (FLINK-17108) Exception: Cannot determine simple type name "com"

    [ https://issues.apache.org/jira/browse/FLINK-17108?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17084563#comment-17084563 ] 

xiemeilong commented on FLINK-17108:
------------------------------------

Is there any workaround for this?

> Exception: Cannot determine simple type name "com"
> --------------------------------------------------
>
>                 Key: FLINK-17108
>                 URL: https://issues.apache.org/jira/browse/FLINK-17108
>             Project: Flink
>          Issue Type: Bug
>          Components: Table SQL / Planner
>    Affects Versions: 1.10.0
>            Reporter: xiemeilong
>            Priority: Major
>
> The below code will throw exception in cluster mode , but not in local mode or when checkpoint disabled.
>  
> {code:java}
> package com.test
> import org.apache.flink.streaming.api.scala._
> import org.apache.flink.table.api.EnvironmentSettings
> import org.apache.flink.table.api.scala.{StreamTableEnvironment, _}
> import org.apache.flink.types.Row
> case class Test(int:Int)
> object Main {
>   def main(args: Array[String]) {
>     val env = StreamExecutionEnvironment.getExecutionEnvironment
>       .enableCheckpointing(32 * 1000)
>     val settings = EnvironmentSettings.newInstance()
>       .useBlinkPlanner()
>       .inStreamingMode().build()
>     val tableEnv = StreamTableEnvironment.create(env, settings)
>     tableEnv.createTemporaryView("test", env.fromCollection(List(Test(1))))
>     val deviceSchemaTable = tableEnv.from("test")
>     deviceSchemaTable.toRetractStream[Row]
>         .print()
>   env.execute("test")
>  }
> }
> {code}
>  
>  



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