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https://issues.apache.org/jira/browse/DERBY-3722?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dag H. Wanvik reassigned DERBY-3722:
------------------------------------

    Assignee: Dag H. Wanvik

> Add circularity check for the GRANT role statement
> --------------------------------------------------
>
>                 Key: DERBY-3722
>                 URL: https://issues.apache.org/jira/browse/DERBY-3722
>             Project: Derby
>          Issue Type: Sub-task
>          Components: Security, SQL
>            Reporter: Dag H. Wanvik
>            Assignee: Dag H. Wanvik
>             Fix For: 10.5.0.0
>
>         Attachments: derby-3722-1.diff, derby-3722-1.stat
>
>
> When a role is granted to another role (with the GRANT <role> statement), we 
> need to check that the grant relation does not give rise to a circularity. 
> This is described in Section 12.5, Syntax rule 1 of ISO/IEC 9075-2 2003.

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