-- ABS-141723 Calendar Monthly statement 

ALTER TABLE CUSTOMERBILLINGINFO
ADD CONSTRAINT CHK_CUSTOMERBILLINGINFO_SENDSTATEMENT
CHECK (SENDSTATEMENT IN (1, 2, 3, 4));

COMMENT ON COLUMN CUSTOMERBILLINGINFO.SENDSTATEMENT IS
'1=Always
2=Only if pas due
3=Never
4=Monthly (only visible under the MONTHLYSTATEMENT module)
';