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Subject: svn commit: r1399789 -
 /openjpa/trunk/openjpa-project/src/doc/manual/migration_considerations.xml
Date: Thu, 18 Oct 2012 19:03:39 -0000
To: commits@openjpa.apache.org
From: curtisr7@apache.org
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Author: curtisr7
Date: Thu Oct 18 19:03:39 2012
New Revision: 1399789

URL: http://svn.apache.org/viewvc?rev=1399789&view=rev
Log:
OPENJPA-2280: Add text to the migration considerations for MappingTool changes.

Modified:
    openjpa/trunk/openjpa-project/src/doc/manual/migration_considerations.xml

Modified: openjpa/trunk/openjpa-project/src/doc/manual/migration_considerations.xml
URL: http://svn.apache.org/viewvc/openjpa/trunk/openjpa-project/src/doc/manual/migration_considerations.xml?rev=1399789&r1=1399788&r2=1399789&view=diff
==============================================================================
--- openjpa/trunk/openjpa-project/src/doc/manual/migration_considerations.xml (original)
+++ openjpa/trunk/openjpa-project/src/doc/manual/migration_considerations.xml Thu Oct 18 19:03:39 2012
@@ -499,4 +499,31 @@
             </section>
         </section>
     </section>
+    <section id="jpa_2.3">
+        <title>
+            OpenJPA 2.3.0
+        </title>
+        <section id="jpa_2.3_incompatibilities">
+            <title>Incompatibilities</title>
+       	    <para>
+                The following sections indicate changes that are incompatible
+                between OpenJPA 2.2.x releases and the 2.3.0 release.
+            </para>    
+            <section id="jpa_2.3_MappingTool">
+                <title>
+                    MappingTool Behavior for DB2 and Derby
+                </title>
+                <para>
+                    In previous releases, the MappingTool mapped <literal>java.math.BigDecimal</literal> fields to the database type
+                    DOUBLE, and as such, ignored <literal>column</literal> and <literal>precision</literal> values that might have been specified via the
+                    <literal>javax.persistence.Column</literal> annotation.
+                </para>
+                <para>
+                    From the 2.3.0 release, <literal>java.math.BigDecimal</literal> fields are now mapped to the database type DECIMAL
+                    and it is very likely that you will need to specify <literal>column</literal> and <literal>precision</literal> via
+                    the <literal>javax.persistence.Column</literal> annotation.
+                </para>
+            </section>
+        </section>
+    </section>
 </appendix>