Make it illegal to put NULLs in interfaces.iface

sql/database-create.sql

@@ -354,7 +354,7 @@ CREATE TABLE interfaces (
   IPalias varchar(15) default NULL,
   IPaliases text,
   interface_type varchar(30) default NULL,
-  iface text,
+  iface text NOT NULL,
   current_speed enum('100','10','1000') NOT NULL default '100',
   duplex enum('full','half') NOT NULL default 'full',
   PRIMARY KEY  (node_id,card,port),

sql/database-migrate.txt

@@ -4,4 +4,9 @@
 # into compliance.
 #
 # Please indicate the CVS revision number your instructions refer to.
-# 
\ No newline at end of file
+# 
+
+1.112 - Made it illegal to put NULL values in interfaces.iface . Would be a
+    good idea to run:
+    	select * from interfaces where iface is null;
+    first, to make sure you don't have any!