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==========================================

I have the following query in SQL Server (Microsoft) and I need the same query in MySql. The main feature of this query is that Dialcode is a table.field with the % symbol. The dialcode is a telephone number and I need know the region (Destination). 

SELECT TOP (1) PERCENT Destination, Dialcode, LEN(Dialcode) AS longitud 
FROM dbo.External_Codes 
WHERE (N'15550000000' LIKE Dialcode + '%') 
ORDER BY longitud DESC 

Thanks,