[jira] [Updated] (SPARK-17712) Incorrect result due to invalid pushdown of filter beneath aggregate

["Josh Rosen (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/SPARK-17712?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Josh Rosen updated SPARK-17712:
-------------------------------
    Summary: Incorrect result due to invalid pushdown of filter beneath aggregate  (was: Incorrect result when selecting from aggregate subquery where outer WHERE clause constant-folds to false)

> Incorrect result due to invalid pushdown of filter beneath aggregate
> --------------------------------------------------------------------
>
>                 Key: SPARK-17712
>                 URL: https://issues.apache.org/jira/browse/SPARK-17712
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 1.6.2, 2.0.0, 2.0.2
>            Reporter: Josh Rosen
>              Labels: correctness
>
> Let {{diamonds}} be a non-empty table. The following two queries should both return no rows, but the first returns a single row:
> {code}
> SELECT
> 1
> FROM (
>     SELECT
>     count(*)
>     FROM diamonds
> ) t1
> WHERE
> false
> {code}
> {code}
> SELECT
> 1
> FROM (
>     SELECT
>     *
>     FROM diamonds
> ) t1
> WHERE
> false
> {code}



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