Index: openacs-4/packages/assessment/lib/assessment-oracle.xql
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/assessment/lib/assessment-oracle.xql,v
diff -u -r1.1 -r1.2
--- openacs-4/packages/assessment/lib/assessment-oracle.xql	12 Jun 2006 03:30:09 -0000	1.1
+++ openacs-4/packages/assessment/lib/assessment-oracle.xql	20 Nov 2017 16:56:36 -0000	1.2
@@ -29,36 +29,5 @@
 
 	</querytext>
 </fullquery>
-	
-<fullquery name="session_start">
-	<querytext>
 
-	update as_sessions
-	set creation_datetime = sysdate
-	where session_id = :session_id
-	and creation_datetime is null
-
-	</querytext>
-</fullquery>
-
-<fullquery name="session_updated">
-	<querytext>
-
-	UPDATE as_sessions
-	SET last_mod_datetime = sysdate
-	WHERE session_id = :session_id
-
-	</querytext>
-</fullquery>
-
-<fullquery name="session_finished">
-	<querytext>
-
-	UPDATE as_sessions
-	SET completed_datetime = sysdate
-	WHERE session_id = :session_id
-
-	</querytext>
-</fullquery>
-
 </queryset>
Index: openacs-4/packages/assessment/lib/assessment-postgresql.xql
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/assessment/lib/assessment-postgresql.xql,v
diff -u -r1.1 -r1.2
--- openacs-4/packages/assessment/lib/assessment-postgresql.xql	12 Jun 2006 03:30:09 -0000	1.1
+++ openacs-4/packages/assessment/lib/assessment-postgresql.xql	20 Nov 2017 16:56:36 -0000	1.2
@@ -28,37 +28,6 @@
 	and d.section_id = m.section_id
 
 	</querytext>
-</fullquery>
-	
-<fullquery name="session_start">
-	<querytext>
+</fullquery>	
 
-	update as_sessions
-	set creation_datetime = NOW()
-	where session_id = :session_id
-	and creation_datetime is null
-
-	</querytext>
-</fullquery>
-
-<fullquery name="session_updated">
-	<querytext>
-
-	UPDATE as_sessions
-	SET last_mod_datetime = NOW()
-	WHERE session_id = :session_id
-
-	</querytext>
-</fullquery>
-
-<fullquery name="session_finished">
-	<querytext>
-
-	UPDATE as_sessions
-	SET completed_datetime = NOW()
-	WHERE session_id = :session_id
-
-	</querytext>
-</fullquery>
-
 </queryset>
Index: openacs-4/packages/assessment/lib/assessment.xql
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/assessment/lib/assessment.xql,v
diff -u -r1.2 -r1.3
--- openacs-4/packages/assessment/lib/assessment.xql	13 Nov 2006 18:24:00 -0000	1.2
+++ openacs-4/packages/assessment/lib/assessment.xql	20 Nov 2017 16:56:36 -0000	1.3
@@ -101,4 +101,36 @@
 	</querytext>
 </fullquery>
 
+<fullquery name="session_start">
+	<querytext>
+
+	update as_sessions
+	set creation_datetime = current_timestamp
+	where session_id = :session_id
+	and creation_datetime is null
+
+	</querytext>
+</fullquery>
+
+<fullquery name="session_updated">
+	<querytext>
+
+	UPDATE as_sessions
+	SET last_mod_datetime = current_timestamp
+	WHERE session_id = :session_id
+
+	</querytext>
+</fullquery>
+
+<fullquery name="session_finished">
+	<querytext>
+
+	UPDATE as_sessions
+	SET completed_datetime = current_timestamp
+	WHERE session_id = :session_id
+
+	</querytext>
+</fullquery>
+
+
 </queryset>