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Date: Mon, 15 Feb 2010 11:03:28 +0000 (UTC)
From: "Kristian Waagan (JIRA)" <jira@apache.org>
To: derby-dev@db.apache.org
Subject: [jira] Resolved: (DERBY-4542) Avoid materialization where possible
 when cloning CollatorSQLClob
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     [ https://issues.apache.org/jira/browse/DERBY-4542?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Kristian Waagan resolved DERBY-4542.
------------------------------------

          Resolution: Fixed
       Fix Version/s: 10.6.0.0
    Issue & fix info: [Repro attached]  (was: [Repro attached, Patch Available])

Regression tests passed.
Committed patch 1a to trunk with revision 910200.

> Avoid materialization where possible when cloning CollatorSQLClob
> -----------------------------------------------------------------
>
>                 Key: DERBY-4542
>                 URL: https://issues.apache.org/jira/browse/DERBY-4542
>             Project: Derby
>          Issue Type: Improvement
>          Components: Store
>    Affects Versions: 10.3.3.0, 10.4.2.0, 10.5.3.0, 10.6.0.0
>            Reporter: Kristian Waagan
>            Assignee: Kristian Waagan
>            Priority: Minor
>             Fix For: 10.6.0.0
>
>         Attachments: ClobCollationTest.java, derby-4477-workaround.diff, derby-4542-1a-avoid_materialization.diff
>
>
> Cloning a CollatorSQLClob results in always materializing the value. Since CLOBs can be very large, this should be avoided. There should now be sufficient functionality to do this, see SQLClob.

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