Reputation: 11
as you can see in the image the custom created column "customer" is null, but when I use the RIGHT JOIN
is shows up, but then the idOrder is nulled...
Upvotes: 1
Views: 552
Reputation: 303
Check if there is any null values in your customer table, if there is any null values in the strings, the result of concat will be null too.
Upvotes: 0