add attribute faxnumber to billing.contacts

db_scripts/diff/11245.down

@@ -0,0 +1,3 @@
+USE billing;
+
+ALTER TABLE billing.contacts DROP COLUMN faxnumber;

db_scripts/diff/11245.up

@@ -0,0 +1,3 @@
+USE billing;
+
+ALTER TABLE billing.contacts ADD COLUMN faxnumber VARCHAR (31);