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Posted to dev@hive.apache.org by "Ashutosh Chauhan (JIRA)" <ji...@apache.org> on 2014/10/07 07:04:34 UTC

[jira] [Commented] (HIVE-8283) Missing break in FilterSelectivityEstimator#visitCall()

    [ https://issues.apache.org/jira/browse/HIVE-8283?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14161470#comment-14161470 ] 

Ashutosh Chauhan commented on HIVE-8283:
----------------------------------------

+1

> Missing break in FilterSelectivityEstimator#visitCall()
> -------------------------------------------------------
>
>                 Key: HIVE-8283
>                 URL: https://issues.apache.org/jira/browse/HIVE-8283
>             Project: Hive
>          Issue Type: Bug
>    Affects Versions: 0.14.0
>            Reporter: Ted Yu
>            Priority: Critical
>         Attachments: HIVE-8283.1.patch.txt
>
>
> {code}
>     case NOT_EQUALS: {
>       selectivity = computeNotEqualitySelectivity(call);
>     }
>     case LESS_THAN_OR_EQUAL:
>     case GREATER_THAN_OR_EQUAL:
>     case LESS_THAN:
>     case GREATER_THAN: {
>       selectivity = ((double) 1 / (double) 3);
>       break;
>     }
> {code}
> break is missing for NOT_EQUALS case. selectivity would be overwritten with 1/3.



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