Purge tests cover more now. Moved purging queries into mapping file.

Added call to AVMService to get Versions
by creation date.  GetRepositoryVersions methods now return Lists of 
VersionDescriptors, value objects with the attributes of a version.


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/BRANCHES/WCM-DEV2/root@3131 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/avm/hibernate/AVM.hbm.xml

@@ -199,6 +199,12 @@
     	    ce.child = :child and ce.parent = :parent
     ]]>
     </query>
+    <query name="ChildEntry.DeleteByParent">
+    <![CDATA[
+    	delete ChildEntryImpl ce
+    	where ce.parent = :parent
+    ]]>
+    </query>
     <query name="AVMNode.ByNewInRepo">
     <![CDATA[
     	from AVMNodeImpl a 
@@ -206,6 +212,24 @@
     		a.repository = :repo and a.isNew = true
     ]]>
     </query>
+    <query name="AVMNode.GetDescendents">
+    <![CDATA[
+    	from AVMNodeImpl an
+    	where an.ancestor = :node
+    ]]>
+    </query>
+    <query name="AVMNode.GetMergedTo">
+    <![CDATA[
+    	from AVMNodeImpl an
+    	where an.mergedFrom = :merged
+    ]]>
+    </query>
+    <query name="AVMNode.GetByParent">
+    <![CDATA[
+    	from AVMNodeImpl an 
+    	where an.parent = :parent
+   	]]>
+    </query>
     <query name="VersionRoot.GetVersionRoot">
     <![CDATA[
     	select v.root
@@ -235,6 +259,12 @@
         	dc.parent = :parent
     ]]>
     </query>
+    <query name="DeletedChild.DeleteByParent">
+    <![CDATA[
+    	delete DeletedChildImpl dc
+    	where dc.parent = :parent
+    ]]>
+    </query>
     <query name="FindOrphans">
     <![CDATA[
 		from AVMNodeImpl an