[jira] [Commented] (SPARK-14471) The alias created in SELECT could be used in GROUP BY and followed expressions

["Hyukjin Kwon (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/SPARK-14471?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15885116#comment-15885116 ] 

Hyukjin Kwon commented on SPARK-14471:
--------------------------------------

Still happens in the current master - https://github.com/apache/spark/commit/9f8e392159ba65decddf62eb3cd85b6821db01b4

{code}
scala> spark.range(10).toDF("a").createOrReplaceTempView("t")

scala> spark.sql("select a a1, a1 + 1 as b, count(1) from t group by a1")
org.apache.spark.sql.AnalysisException: cannot resolve '`a1`' given input columns: [a]; line 1 pos 51;
'Aggregate ['a1], [a#83L AS a1#87L, ('a1 + 1) AS b#88, count(1) AS count(1)#90L]
+- SubqueryAlias t
   +- Project [id#80L AS a#83L]
      +- Range (0, 10, step=1, splits=Some(8))

  at org.apache.spark.sql.catalyst.analysis.package$AnalysisErrorAt.failAnalysis(package.scala:42)
  at org.apache.spark.sql.catalyst.analysis.CheckAnalysis$$anonfun$checkAnalysis$1$$anonfun$apply$2.applyOrElse(CheckAnalysis.scala:77)
  at org.apache.spark.sql.catalyst.analysis.CheckAnalysis$$anonfun$checkAnalysis$1$$anonfun$apply$2.applyOrElse(CheckAnalysis.scala:74)
  at org.apache.spark.sql.catalyst.trees.TreeNode$$anonfun$transformUp$1.apply(TreeNode.scala:289)
{code}

> The alias created in SELECT could be used in GROUP BY and followed expressions
> ------------------------------------------------------------------------------
>
>                 Key: SPARK-14471
>                 URL: https://issues.apache.org/jira/browse/SPARK-14471
>             Project: Spark
>          Issue Type: New Feature
>          Components: SQL
>            Reporter: Davies Liu
>
> This query should be able to run:
> {code}
> select a a1, a1 + 1 as b, count(1) from t group by a1
> {code}



--
This message was sent by Atlassian JIRA
(v6.3.15#6346)

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