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Posted to derby-dev@db.apache.org by "Dag H. Wanvik (JIRA)" <ji...@apache.org> on 2014/04/10 21:16:16 UTC

[jira] [Commented] (DERBY-6303) Add ability to defer enforcement of unique indexes until transaction end.

    [ https://issues.apache.org/jira/browse/DERBY-6303?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13965733#comment-13965733 ] 

Dag H. Wanvik commented on DERBY-6303:
--------------------------------------

Hi Rick, do you have any specific syntax in mind for this? Would such indexes be declared as deferrable?


> Add ability to defer enforcement of unique indexes until transaction end.
> -------------------------------------------------------------------------
>
>                 Key: DERBY-6303
>                 URL: https://issues.apache.org/jira/browse/DERBY-6303
>             Project: Derby
>          Issue Type: Improvement
>          Components: SQL
>    Affects Versions: 10.11.0.0
>            Reporter: Rick Hillegas
>
> Applications may need to defer the enforcement of unique indexes for the same reasons that they need to defer the enforcement of unique constraints. See DERBY-532.



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