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From "Josh Rosen (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (SPARK-17409) Query in CTAS is Optimized Twice
Date Mon, 12 Sep 2016 19:13:20 GMT

     [ https://issues.apache.org/jira/browse/SPARK-17409?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Josh Rosen updated SPARK-17409:
-------------------------------
    Labels: correctness  (was: )

> Query in CTAS is Optimized Twice
> --------------------------------
>
>                 Key: SPARK-17409
>                 URL: https://issues.apache.org/jira/browse/SPARK-17409
>             Project: Spark
>          Issue Type: Bug
>          Components: SQL
>    Affects Versions: 2.1.0
>            Reporter: Xiao Li
>            Assignee: Xiao Li
>            Priority: Critical
>              Labels: correctness
>
> The query in CTAS is optimized twice, as reported in the PR: https://github.com/apache/spark/pull/14797
> {quote}
> Some analyzer rules have assumptions on logical plans, optimizer may break these assumption,
we should not pass an optimized query plan into QueryExecution (will be analyzed again), otherwise
we may some weird bugs.
> {quote}



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