Or on Pg versions that don't support DROP NOT NULL (tested on 7.1 and 7.2 so far):
UPDATE pg_attribute SET attnotnull = FALSE WHERE ( attname = 'srcsvc' OR attname = 'dstsvc' ) AND ( attrelid = ( SELECT oid FROM pg_class WHERE relname = 'svc_forward' ) OR attrelid = ( SELECT oid FROM pg_class WHERE relname = 'h_svc_forward' ) );
-dump database, edit:
+If you created your database with a version before 1.4.2, dump database, edit:
- cust_main: increase otaker from 8 to 32
- cust_main: change ss from char(11) to varchar(11)
- cust_credit: increase otaker from 8 to 32