MySQL combine two columns into one column

Question

I\'m trying to find a way to combine two columns into one, but keep getting the value \'0\' in the column instead to the combination of the words.

These are what I\'

Answer 1

I have used this way and Its a best forever. In this code null also handled

SELECT Title,
FirstName,
lastName, 
ISNULL(Title,'') + ' ' + ISNULL(FirstName,'') + ' ' + ISNULL(LastName,'') as FullName 
FROM Customer

Try this...