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https://issues.apache.org/jira/browse/OPENJPA-1968?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Work on OPENJPA-1968 started by Albert Lee.
> SQLServerDictionery not using DATETIME2 for jdbc driver other than MS JDBC
> driver
> ---------------------------------------------------------------------------------
>
> Key: OPENJPA-1968
> URL: https://issues.apache.org/jira/browse/OPENJPA-1968
> Project: OpenJPA
> Issue Type: Bug
> Components: sql
> Affects Versions: 2.1.0, 2.1.1, 2.2.0
> Reporter: Albert Lee
> Assignee: Albert Lee
> Fix For: 2.1.1, 2.2.0
>
> Attachments: OPENJPA-1968.patch, TestDDTimestamp.java
>
>
> Use of DATETIME2 db type for Date/Time/Timestamp should based on the
> SQLServer database version not driver type/vendor.
> As a consequence, if version field is a Timestamp data type, you may get
> optimistic lock exception due to timestamp precision mismatch and hence
> update to entity may failed.
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