<style>
/* Changing the layout to use less space for mobiles */
@media screen and (max-device-width: 480px), screen and (-webkit-min-device-pixel-ratio: 2) {
    #email-body { min-width: 30em !important; }
    #email-page { padding: 8px !important; }
    #email-banner { padding: 8px 8px 0 8px !important; }
    #email-avatar { margin: 1px 8px 8px 0 !important; padding: 0 !important; }
    #email-fields { padding: 0 8px 8px 8px !important; }
    #email-gutter { width: 0 !important; }
}
</style>
<div id="email-body">
<table id="email-wrap" align="center" border="0" cellpadding="0" cellspacing="0" style="background-color:#f0f0f0;color:#000000;width:100%;">
    <tr valign="top">
        <td id="email-page" style="padding:16px !important;">
            <table align="center" border="0" cellpadding="0" cellspacing="0" style="background-color:#ffffff;border:1px solid #bbbbbb;color:#000000;width:100%;">
                <tr valign="top">
                    <td bgcolor="#3e4c4e" style="background-color:#3e4c4e;color:#ffffff;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;line-height:1;"><img src="https://www.jboss.org/dms/hibernate/images/jira/jiraheader_hibernate.png" alt="" style="vertical-align:top;" /></td>
                </tr><tr valign="top">
    <td id="email-banner" style="padding:32px 32px 0 32px;">
        
                
                    <table align="left" border="0" cellpadding="0" cellspacing="0" width="100%" style="width:100%;">
    <tr valign="top">
        <td style="color:#505050;font-family:Arial,FreeSans,Helvetica,sans-serif;padding:0;">
                                        <img id="email-avatar" src="https://secure.gravatar.com/avatar/228cc98fee2d5005b4e023d3ba8d10cb?d=mm&s=48" alt="" height="48" width="48" border="0" align="left" style="padding:0;margin: 0 16px 16px 0;" />
                        <div id="email-action" style="padding: 0 0 8px 0;font-size:12px;line-height:18px;">
                                    <a class="user-hover" rel="aurelien" id="email_aurelien" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=aurelien" style="color:#6c797f;">Aurelien DROUARD</a>
     created <img src="https://hibernate.atlassian.net/images/icons/issuetypes/bug.png" height="16" width="16" border="0" align="absmiddle" alt="Bug"> <a style='color:#6c797f;text-decoration:none;' href='https://hibernate.atlassian.net/browse/HHH-8269'>HHH-8269</a>
            </div>
                        <div id="email-summary" style="font-size:16px;line-height:20px;padding:2px 0 16px 0;">
                <a style='color:#6c797f;text-decoration:none;' href='https://hibernate.atlassian.net/browse/HHH-8269'><strong>Foreign key constraint name is too long</strong></a>
            </div>
                    </td>
    </tr>
</table>
    </td>
</tr>
<tr valign="top">
    <td id="email-fields" style="padding:0 32px 32px 32px;">
        <table border="0" cellpadding="0" cellspacing="0" style="padding:0;text-align:left;width:100%;" width="100%">
            <tr valign="top">
                <td id="email-gutter" style="width:64px;white-space:nowrap;"></td>
                <td>
                    <table border="0" cellpadding="0" cellspacing="0" width="100%">
                        <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Issue Type:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
                <img src="https://hibernate.atlassian.net/images/icons/issuetypes/bug.png" height="16" width="16" border="0" align="absmiddle" alt="Bug">        Bug
    </td>
</tr>                        <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Affects Versions:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
                    4.2.2            </td>
</tr>
                        <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Assignee:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
                    Unassigned
        </td>
</tr>                        <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Attachments:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
                    Animal.hbm.xml,                     Animal.java,                     Cat.hbm.xml,                     Cat.java,                     Person.hbm.xml,                     Person.java            </td>
</tr>
                                                <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Created:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
        24/May/13 3:31 AM
    </td>
</tr>                        <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Description:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
        <p style='margin-top:0;margin-bottom:10px;'><a href="https://hibernate.atlassian.net/browse/HHH-1904" title="Identifier too long" class="issue-link" data-issue-key="HHH-1904"><del>HHH-1904</del></a> and <a href="https://hibernate.atlassian.net/browse/HHH-8217" title="Make generated constraint names short and non-random" class="issue-link" data-issue-key="HHH-8217"><del>HHH-8217</del></a> still not fixed in 4.2.2</p>

<p style='margin-top:0;margin-bottom:10px;'>union-subclass mapping generates foreign key constraint name too long<br/>
org.hibernate.mapping.DenormalizedTable.createForeignKeys() concatenates FK name (generated with parent class table name) with hash of the current table name.<br/>
It results in a &gt; 30 chars long FK name.<br/>
Running SchemaExport.execute(Target.EXPORT, Type.CREATE) with simple Animal/Cat/Person mapping joined :</p>

<p style='margin-top:0;margin-bottom:10px;'><span class="error">&#91;main&#93;</span> 2013-05-24 12:23:11,023 DEBUG : <br/>
    create table CAT (<br/>
        ID numeric(18,0) not null,<br/>
        OWNER numeric(18,0) not null,<br/>
        COLOR varchar(255),<br/>
        primary key (ID)<br/>
    )<br/>
.<span class="error">&#91;main&#93;</span> 2013-05-24 12:23:11,064 DEBUG : <br/>
    create table PERSON (<br/>
        ID numeric(18,0) not null,<br/>
        NAME varchar(255),<br/>
        primary key (ID)<br/>
    )<br/>
<span class="error">&#91;main&#93;</span> 2013-05-24 12:23:11,114 DEBUG : <br/>
    alter table CAT <br/>
        add constraint FK_sikm6d1tc9th079dp3bgfuxk7103b6 <br/>
        foreign key (OWNER) <br/>
        references PERSON<br/>
<span class="error">&#91;main&#93;</span> 2013-05-24 12:23:11,134 ERROR : HHH000389: Unsuccessful: alter table CAT add constraint FK_sikm6d1tc9th079dp3bgfuxk7103b6 foreign key (OWNER) references PERSON<br/>
<span class="error">&#91;main&#93;</span> 2013-05-24 12:23:11,134 ERROR : GDS Exception. 335544351. unsuccessful metadata update<br/>
Name longer than database column size</p>
    </td>
</tr>
                                                <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Environment:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
        Jdk 1.7
<br/>
Firebird 2.5
    </td>
</tr>
                                                <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Project:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
        <a style="color:#6c797f;" href="https://hibernate.atlassian.net/browse/HHH">Hibernate ORM</a>
    </td>
</tr>                                                <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Priority:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
                        <img src="https://hibernate.atlassian.net/images/icons/priorities/blocker.png" height="16" width="16" border="0" align="absmiddle" alt="Blocker">                Blocker
    </td>
</tr>
                        <tr valign="top">
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 10px 10px 0;white-space:nowrap;">
        <strong style="font-weight:normal;color:#505050;">Reporter:</strong>
    </td>
    <td style="color:#000000;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:12px;padding:0 0 10px 0;width:100%;">
                                        <a class="user-hover" rel="aurelien" id="email_aurelien" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=aurelien" style="color:#6c797f;">Aurelien DROUARD</a>
                </td>
</tr>                                                    
    
    
                        </table>
                </td>
            </tr>
        </table>
    </td>
</tr>













            </table>
        </td><!-- End #email-page -->
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    <tr valign="top">
        <td style="color:#505050;font-family:Arial,FreeSans,Helvetica,sans-serif;font-size:10px;line-height:14px;padding: 0 16px 16px 16px;text-align:center;">
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    </tr>
</table><!-- End #email-wrap -->
</div><!-- End #email-body -->