IF NOT EXISTS (SELECT * FROM REF_LINK_TABLES WHERE Table_Name = 'VW_CONTRACT_ALLOWANCE' AND CustomisationID = 999)
BEGIN
INSERT INTO REF_LINK_TABLES VALUES ('VW_CONTRACT_ALLOWANCE',	999,	'DT_CONTRACT',	'DT_ALLOWANCE',	0,	1);
INSERT INTO REF_LINK_TABLES VALUES ('VW_CONTRACT_DEDUCTION',	999,	'DT_CONTRACT',	'DT_DEDUCTION',	0,	1);
INSERT INTO REF_LINK_TABLES VALUES ('VW_CONTRACT_BENEFIT',	999,	'DT_CONTRACT',	'DT_BENEFIT',	0,	1);
END