spark-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Apache Spark (JIRA)" <j...@apache.org>
Subject [jira] [Assigned] (SPARK-17409) Query in CTAS is Optimized Twice
Date Sun, 11 Sep 2016 04:48:20 GMT

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

Apache Spark reassigned SPARK-17409:
------------------------------------

    Assignee: Apache Spark  (was: Xiao Li)

> 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: Apache Spark
>            Priority: Critical
>
> 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}



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)

---------------------------------------------------------------------
To unsubscribe, e-mail: issues-unsubscribe@spark.apache.org
For additional commands, e-mail: issues-help@spark.apache.org


Mime
View raw message