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https://issues.apache.org/jira/browse/SPARK-10437?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sean Owen updated SPARK-10437:
------------------------------
Assignee: Liang-Chi Hsieh
> Support aggregation expressions in Order By
> -------------------------------------------
>
> Key: SPARK-10437
> URL: https://issues.apache.org/jira/browse/SPARK-10437
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Reporter: Harish Butani
> Assignee: Liang-Chi Hsieh
> Fix For: 1.6.0
>
>
> Followup on SPARK-6583
> The following still fails.
> {code}
> val df = sqlContext.read.json("examples/src/main/resources/people.json")
> df.registerTempTable("t")
> val df2 = sqlContext.sql("select age, count(*) from t group by age order by
> count(*)")
> df2.show()
> {code}
> {code:title=StackTrace}
> Caused by: org.apache.spark.sql.catalyst.errors.package$TreeNodeException: No
> function to evaluate expression. type: Count, tree: COUNT(1)
> at
> org.apache.spark.sql.catalyst.expressions.AggregateExpression.eval(aggregates.scala:41)
> at
> org.apache.spark.sql.catalyst.expressions.RowOrdering.compare(rows.scala:219)
> {code}
> In 1.4 the issue seemed to be BindReferences.bindReference didn't handle this
> case.
> Haven't looked at 1.5 code, but don't see a change to bindReference in this
> patch.
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