CREATE FUNCTION dbo.SplitString
    (@str NVARCHAR(MAX), @delimiter CHAR(1))
RETURNS TABLE
AS
RETURN (
    SELECT value FROM STRING_SPLIT(@str, @delimiter)
)
SELECT @@VERSION


SELECT compatibility_level FROM sys.databases WHERE name = DB_NAME();

-- 将兼容级别设为130(SQL Server 2016)
ALTER DATABASE meizonglian SET COMPATIBILITY_LEVEL = 130;