split alpha and numeric using sql

Question

I have a table and it has a 3 columns. The first column is the data that contains value(numeric) and unit(percentage and etc..), the second col

Answer 1

change @concunit & @unitx Respectively

 DECLARE @concunit varchar(10)='45.5%'
DECLARE @unitx varchar(10)='%'

BEGIN
SELECT RTRIM(SUBSTRING( @concunit , 1 , CHARINDEX( @unitx , @concunit
                                              ) - 1
                )) AS Number, 
       RTRIM(SUBSTRING( @concunit , CHARINDEX( @unitx , @concunit
                                          ) , LEN( @concunit
                                                 ) - (CHARINDEX( @unitx , @concunit
                                                               ) - 1)
                )) AS Unit

end