How can I search within a table of comma-separated values?

Question

I have a MySQL table which contains comma-separated values like this:

first row=(3,56,78,12)  
second row=(6,44,2,3)  
third row=(67,4,2,7,1)  
fourth row=(8         


        

Answer 1

use this condition

WHERE firstrow LIKE '3,%' 
    OR firstrow like '%,3'
    OR firstrow like '3'