Index: lams_tool_laqa/web/WEB-INF/QaContent.hbm.xml
===================================================================
diff -u -r69f36134758d85e347893150aa05da3ba9479159 -r6582f99968f17e3e54b6f83230f6fe0b67b019e6
--- lams_tool_laqa/web/WEB-INF/QaContent.hbm.xml	(.../QaContent.hbm.xml)	(revision 69f36134758d85e347893150aa05da3ba9479159)
+++ lams_tool_laqa/web/WEB-INF/QaContent.hbm.xml	(.../QaContent.hbm.xml)	(revision 6582f99968f17e3e54b6f83230f6fe0b67b019e6)
@@ -11,14 +11,23 @@
 >
 
     <id
-        name="qaContentId"
+        name="uid"
         type="java.lang.Long"
-        column="qa_content_id"
+        column="uid"
     >
-	    <generator class="assigned"/>
+        <generator class="native" />
     </id>
 
 
+	<property
+        name="qaContentId"
+        type="java.lang.Long"
+        column="qa_content_id"
+        not-null="true"
+        length="20"
+    >
+    </property>
+
     <property
         name="title"
         type="java.lang.String"