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Posted to issues@spark.apache.org by "Kousuke Saruta (JIRA)" <ji...@apache.org> on 2014/10/15 23:08:34 UTC

[jira] [Updated] (SPARK-3960) We can apply unary minus only to literal.

     [ https://issues.apache.org/jira/browse/SPARK-3960?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Kousuke Saruta updated SPARK-3960:
----------------------------------
    Summary: We can apply unary minus only to literal.  (was: We cannot apply unary minus only to literal.)

> We can apply unary minus only to literal.
> -----------------------------------------
>
>                 Key: SPARK-3960
>                 URL: https://issues.apache.org/jira/browse/SPARK-3960
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 1.2.0
>            Reporter: Kousuke Saruta
>            Priority: Critical
>
> Because of the wrong syntax definition, we cannot apply unary minus only to literal. So, we cannot write such expressions.
> {code}
> -(value1 + value2) // Parenthesized expressions
> -column // Columns
> -MAX(column) // Functions
> {code}



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