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From "Xiaomeng Huang (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (SENTRY-547) Drop table may dead lock, getChildPrivileges should in one transaction with revoke
Date Sat, 06 Dec 2014 12:30:12 GMT

    [ https://issues.apache.org/jira/browse/SENTRY-547?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14236771#comment-14236771
] 

Xiaomeng Huang commented on SENTRY-547:
---------------------------------------

Thanks [~lskuff] for reviewing and committing!

> Drop table may dead lock, getChildPrivileges should in one transaction with revoke
> ----------------------------------------------------------------------------------
>
>                 Key: SENTRY-547
>                 URL: https://issues.apache.org/jira/browse/SENTRY-547
>             Project: Sentry
>          Issue Type: Bug
>            Reporter: Xiaomeng Huang
>            Assignee: Xiaomeng Huang
>            Priority: Critical
>         Attachments: SENTRY-547.001.patch, SENTRY-547.002.patch, SENTRY-547.003.patch,
SENTRY-547.004.patch
>
>
> please see my test in TestSentryStore.testDropTableWithMultiAction. If we execute below
commands:
> {code}
> grant select to tb1
> grant insert to tb1
> drop tb1
> {code}
> it will throw exception
> {code}
> Caused by: java.sql.SQLException: A lock could not be obtained within the time requested
> 	at org.apache.derby.impl.jdbc.SQLExceptionFactory.getSQLException(Unknown Source)
> 	at org.apache.derby.impl.jdbc.SQLExceptionFactory40.wrapArgsForTransportAcrossDRDA(Unknown
Source)
> 	... 48 more
> {code}



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