=== modified file 'resources/sql/div.sql'
--- resources/sql/div.sql	2014-03-12 16:49:52 +0000
+++ resources/sql/div.sql	2014-09-08 03:15:42 +0000
@@ -218,10 +218,24 @@
 created = (created + interval '1 year'),
 lastupdated = (lastupdated + interval '1 year');
 
--- Replace first digit in invalid uid with letter a
+-- (Write) Replace first digit in invalid uid with letter a
 
 update organisationunit set uid = regexp_replace(uid,'\d','a') where uid SIMILAR TO '[0-9]%';
 
+-- (Write) Delete validation rules and clean up expressions
+
+delete from validationrule where name = 'abc';
+delete from expressiondataelement where expressionid not in (
+  select leftexpressionid from validationrule
+  union all
+  select rightexpressionid from validationrule
+);
+delete from expression where expressionid not in (
+  select leftexpressionid from validationrule
+  union all
+  select rightexpressionid from validationrule
+);
+
 -- (Write) Insert random org unit codes
 
 create function setrandomcode() returns integer AS $$