[jira] [Assigned] (SPARK-25058) Use Block.isEmpty/nonEmpty to check whether the code is empty or not.

["Apache Spark (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-25058?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Apache Spark reassigned SPARK-25058:
------------------------------------

    Assignee:     (was: Apache Spark)

> Use Block.isEmpty/nonEmpty to check whether the code is empty or not.
> ---------------------------------------------------------------------
>
>                 Key: SPARK-25058
>                 URL: https://issues.apache.org/jira/browse/SPARK-25058
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 2.4.0
>            Reporter: Takuya Ueshin
>            Priority: Major
>
> We should use {{Block.isEmpty/nonEmpty}} instead of comparing with empty string to check whether the code is empty or not.
> {noformat}
> [error] [warn] /.../sql/core/src/main/scala/org/apache/spark/sql/execution/WholeStageCodegenExec.scala:278: org.apache.spark.sql.catalyst.expressions.codegen.Block and String are unrelated: they will most likely always compare unequal
> [error] [warn]       if (ev.code != "" && required.contains(attributes(i))) {
> [error] [warn] 
> [error] [warn] /.../sql/core/src/main/scala/org/apache/spark/sql/execution/joins/BroadcastHashJoinExec.scala:323: org.apache.spark.sql.catalyst.expressions.codegen.Block and String are unrelated: they will most likely never compare equal
> [error] [warn]          |  ${buildVars.filter(_.code == "").map(v => s"${v.isNull} = true;").mkString("\n")}
> [error] [warn] 
> {noformat}



--
This message was sent by Atlassian JIRA
(v7.6.3#76005)

---------------------------------------------------------------------
To unsubscribe, e-mail: issues-unsubscribe@spark.apache.org
For additional commands, e-mail: issues-help@spark.apache.org