To add STRING_SPLIT function to DB, execute this query on SQL Server.
CREATE FUNCTION dbo.STRING_SPLIT
(
@List NVARCHAR(MAX),
@Delim VARCHAR(1)
)
RETURNS TABLE
AS
RETURN ( SELECT [value] FROM
(
SELECT
[value] = LTRIM(RTRIM(SUBSTRING(@List, [Number],
CHARINDEX(@Delim, @List + @Delim, [Number]) - [Number])))
FROM (SELECT Number = ROW_NUMBER() OVER (ORDER BY name)
FROM sys.all_objects) AS x
WHERE Number <= LEN(@List)
AND SUBSTRING(@Delim + @List, [Number], LEN(@Delim)) = @Delim
) AS y
);