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From "Dag H. Wanvik (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (DERBY-5536) Client's ResultSet#getLong does not range check when converting from a DECIMAL column
Date Mon, 09 Jan 2012 10:24:39 GMT

    [ https://issues.apache.org/jira/browse/DERBY-5536?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13182445#comment-13182445
] 

Dag H. Wanvik commented on DERBY-5536:
--------------------------------------

Thanks, Knut. I committed before I saw your latest comment. I'll address this in a follow-up
patch.

                
> Client's ResultSet#getLong does not range check when converting from a DECIMAL column
> -------------------------------------------------------------------------------------
>
>                 Key: DERBY-5536
>                 URL: https://issues.apache.org/jira/browse/DERBY-5536
>             Project: Derby
>          Issue Type: Bug
>          Components: JDBC, Network Client
>            Reporter: Dag H. Wanvik
>             Fix For: 10.9.0.0
>
>         Attachments: MissingRangeCheck.java, derby-5536-2.diff, derby-5536-2.stat, derby-5536-3.diff,
derby-5536-3.stat, derby-5536.diff, derby-5536.stat
>
>
> Derby's DECIMAL can contain an integer of 31 digits. This can overflow a long. The embedded
JDBC driver catches this, but the client does not and can yield a corrupt long, cf enclosed
repro.

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