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Posted to issues@spark.apache.org by "Apache Spark (JIRA)" <ji...@apache.org> on 2015/06/16 10:44:01 UTC
[jira] [Assigned] (SPARK-8220) math function: positive
[ https://issues.apache.org/jira/browse/SPARK-8220?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Apache Spark reassigned SPARK-8220:
-----------------------------------
Assignee: zhichao-li (was: Apache Spark)
> math function: positive
> -----------------------
>
> Key: SPARK-8220
> URL: https://issues.apache.org/jira/browse/SPARK-8220
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Reporter: Reynold Xin
> Assignee: zhichao-li
>
> positive(INT a): INT
> positive(DOUBLE a): DOUBLE
> This is really just an identify function. We should create an Identity expression, and then in the optimizer just removes the Identity functions.
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