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https://issues.apache.org/jira/browse/OPENJPA-63?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Kevin Sutter closed OPENJPA-63.
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> Better pessimistic lock support for DB2 v8.2+
> ---------------------------------------------
>
> Key: OPENJPA-63
> URL: https://issues.apache.org/jira/browse/OPENJPA-63
> Project: OpenJPA
> Issue Type: Improvement
> Components: jdbc
> Environment: IBM DB2 UDB v8.2 or later
> Reporter: Igor Fedorenko
> Assigned To: Kevin Sutter
> Attachments: db2-selectForUpdate.patch,
> db2-selectForUpdate2.patch.diff
>
>
> There is new SELECT "FOR READ ONLY WITH RS USE AND KEEP EXCLUSIVE LOCKS"
> syntax in DB2 v8.2 and later that can be used to implement pessimistic locks
> for selects with multiple from tables, subselects, inner/outer joins and so
> forth. I'll attach simple patch shortly.
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