Index: openacs-4/packages/assessment/www/asm-admin/sessions-postgresql.xql
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/assessment/www/asm-admin/sessions-postgresql.xql,v
diff -u -N
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ openacs-4/packages/assessment/www/asm-admin/sessions-postgresql.xql	4 Jul 2016 11:23:05 -0000	1.1.2.1
@@ -0,0 +1,53 @@
+<?xml version="1.0"?>
+
+<queryset>
+   <rdbms><type>postgresql</type><version>7.1</version></rdbms>
+
+  <fullquery name="get_sessions">
+    <querytext>
+    select a.*,
+    to_char(cs.completed_datetime, 'YYYY-MM-DD HH24:MI:SS') as completed_datetime,
+    to_char(coalesce(cs.last_mod_datetime, ns.last_mod_datetime), 'YYYY-MM-DD HH24:MI:SS') as last_mod_datetime,
+    coalesce(cs.subject_id, ns.subject_id) as subject_id,
+    coalesce(cs.session_id, ns.session_id) as session_id,
+    cs.percent_score
+ 
+    from (select a.assessment_id, cr.title, cr.item_id, cr.revision_id,
+	  u.user_id, u.first_names, u.last_name
+	  
+	  from as_assessments a, cr_revisions cr, cr_items ci, acs_users_all u
+	  where a.assessment_id = cr.revision_id
+	  and cr.revision_id = ci.latest_revision
+	  and ci.parent_id = :folder_id
+          and u.user_id <> 0
+	  and acs_permission__permission_p(:context_object_id, u.user_id, 'read')
+	  ) a
+    left join (select as_sessions.*, cr.item_id
+	       from as_sessions, cr_revisions cr
+	       where session_id in (select max(session_id)
+				    from as_sessions, acs_objects o
+				    where not completed_datetime is null
+                                    and o.object_id = session_id
+                                    and o.package_id = :package_id
+				    group by subject_id, assessment_id )
+               and revision_id=assessment_id) cs
+    on (a.user_id = cs.subject_id and a.item_id = cs.item_id)
+
+    left join (select *
+	       from as_sessions
+	       where session_id in (select max(session_id)
+				    from as_sessions, acs_objects o
+				    where completed_datetime is null
+                                    and o.object_id = session_id
+                                    and o.package_id = :package_id
+                                    group by subject_id, assessment_id)) ns
+    on (a.user_id = ns.subject_id and a.assessment_id = ns.assessment_id)
+
+    where 1=1
+    [list::filter_where_clauses -and -name "sessions"]
+
+    order by lower(a.title), lower(a.last_name), lower(a.first_names)
+    </querytext>
+  </fullquery>
+   
+</queryset>