IF NOT EXISTS(SELECT TOP 1 1 FROM sys.indexes WHERE name = 'IX_ILC_country_iso_country_code')
  BEGIN
	CREATE UNIQUE NONCLUSTERED INDEX IX_ILC_country_iso_country_code
	ON dbo.country(iso_country_code ASC)
	WHERE iso_country_code IS NOT NULL;
  END
  
GO

IF NOT EXISTS (SELECT TOP 1 1 FROM ObjectMainMessages WHERE ObjectName = 'IX_ILC_country_iso_country_code' AND MessageType = 17)
	BEGIN
		DECLARE @NextMessageNo	int

		SELECT @NextMessageNo	= ISNULL(MAX(messageno),799999) 
		FROM ApplicationMessages 
		WHERE MessageNo BETWEEN 800000 AND 999999

		SET @NextMessageNo = @NextMessageNo + 1

		--add main message 100093 = The &1 entered already exists. 
		EXEC AddObjectMainMessageSp 'IX_ILC_country_iso_country_code', 17, 100093, 16, 'ISO Country Code UQ violation', 0 

		--add the substitution text
		EXEC AddApplicationMessageSp @NextMessageNo, 'ISO Country Code', N'1033'

		--add substitution text to main message
		EXEC AddObjectBuildMessageSp 'IX_ILC_country_iso_country_code', 17, 1, @NextMessageNo
END