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From "Dag H. Wanvik (JIRA)" <j...@apache.org>
Subject [jira] Issue Comment Edited: (DERBY-4398) Allow OFFSET/FETCH in subqueries
Date Thu, 28 Jan 2010 16:01:35 GMT

    [ https://issues.apache.org/jira/browse/DERBY-4398?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12805969#action_12805969

Dag H. Wanvik edited comment on DERBY-4398 at 1/28/10 4:01 PM:

Resolving this issue. Optimizer tie-in will be handled in a separate issue if/when we get
to that.

      was (Author: dagw):
    Resolving this issue.

> Allow OFFSET/FETCH in subqueries
> --------------------------------
>                 Key: DERBY-4398
>                 URL: https://issues.apache.org/jira/browse/DERBY-4398
>             Project: Derby
>          Issue Type: Improvement
>          Components: SQL
>            Reporter: Dag H. Wanvik
>            Assignee: Dag H. Wanvik
>             Fix For:
>         Attachments: derby-4398-2.diff, derby-4398-2.stat, derby-4398-3.diff, derby-4398-3.stat,
derby-4398-insert.diff, derby-4398-insert.stat
> SQL 2008 specifies that OFFSET/FETCH (<result offset clause>, <fetch
> first clause>) may be used in subqueries.  Currently, Derby only
> allows this at the outer (cursor) level. Cf. also DERBY-4397 on
> allowing ORDER BY in subqueries for this extension to be portable and
> useful.
> SQL features: 
> F856 Nested <fetch first clause> in <query expression>
> F857 Top-level <fetch first clause> in <query expression> (already present
in 10.5)
> F858 <fetch first clause> in subqueries
> F859 Top-level <fetch first clause> in views
> F860 dynamic <fetch first row count> in <fetch first clause> (already present
in 10.5)
> F861 Top-level <result offset clause> in <query expression> (already present
in 10.5)
> F862 <result offset clause> in subqueries
> F863 Nested <result offset clause> in <query expression>
> F864 Top-level <result offset clause> in views
> F865 dynamic <offset row count> in <result offset clause> (already present
in 10.5)

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