[hibernate-issues] [Hibernate-JIRA] Created: (HHH-7246) Envers creates revision for changing from empty string to null and from null to string

[Vyacheslav (JIRA)]

Envers creates revision for changing from empty string to null and from null to string
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                 Key: HHH-7246
                 URL: https://hibernate.onjira.com/browse/HHH-7246
             Project: Hibernate ORM
          Issue Type: Bug
          Components: envers
    Affects Versions: 3.6.8
            Reporter: Vyacheslav
         Attachments: SinglePropertyMapper.java

https://community.jboss.org/message/729699#729699

Envers creates revision for changing from empty string to null and from null to string.

So after load of that revisions they contain exactly same data, so it is the same revision data for two subsequent revisions. So revision are changed but data isn't.

Suggested solution attached.

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