We use cookies to ensure you have the best browsing experience on our website. Please read our cookie policy for more information about how we use cookies.
'name' is unique column name in 'Hackers' table; 'sum(score)': the 'score' here is actually the alias given by 'max(score)' in the subquery. So, no ambiguity here.
Cookie support is required to access HackerRank
Seems like cookies are disabled on this browser, please enable them to open this website
Contest Leaderboard
You are viewing a single comment's thread. Return to all comments →
'name' is unique column name in 'Hackers' table; 'sum(score)': the 'score' here is actually the alias given by 'max(score)' in the subquery. So, no ambiguity here.