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Posted to issues@spark.apache.org by "ice bai (JIRA)" <ji...@apache.org> on 2018/08/02 08:35:00 UTC

[jira] [Updated] (SPARK-24998) spark-sql will scan the same table repeatedly when the query likes "From xx SELECT yy INSERT a INSERT b INSERT c ..."

     [ https://issues.apache.org/jira/browse/SPARK-24998?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

ice bai updated SPARK-24998:
----------------------------
    Attachment: scan_table_many_times.png

> spark-sql will scan the same table repeatedly when the query likes "From xx SELECT yy INSERT a INSERT b INSERT c ..."
> ---------------------------------------------------------------------------------------------------------------------
>
>                 Key: SPARK-24998
>                 URL: https://issues.apache.org/jira/browse/SPARK-24998
>             Project: Spark
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 2.3.0
>            Reporter: ice bai
>            Priority: Major
>         Attachments: scan_table_many_times.png
>
>
> Such as the following screenshot：
> !scan_table_many_times.png!
> But, Hive only scan once.
>  



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