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Start your free trialAriadna Rodriguez
6,281 Pointsshould both columns be a substrings?
or is it two columns concatenated as initials
1 Answer
Mark Sebeck
Treehouse Moderator 38,004 PointsYou just want a substr for first_name. You select last_name normally. No concatenation needed.
select substr( ...) alias, last_name from customers