+CREATE TABLE cust_tax_exempt (
+ exemptnum int primary key,
+ custnum int not null,
+ taxnum int not null,
+ year int not null,
+ month int not null,
+ amount decimal(10,2)
+);
+CREATE UNIQUE INDEX cust_tax_exempt1 ON cust_tax_exempt ( taxnum, year, month );
+
+ALTER TABLE svc_acct ADD domsvc integer NULL;
+ALTER TABLE part_svc ADD svc_acct__domsvc varchar(80) NULL;
+ALTER TABLE part_svc ADD svc_acct__domsvc_flag char(1) NULL;