SQL tool
SQL Deathmatch
15 rounds. Two queries. One winner. Pick wisely.
Each round presents two SQL approaches to the same problem. Pick the one that performs better.
Round 1 / 15
Result
Score
0/15
Tier
Common gaps
Brief
SQL tool
15 rounds. Two queries. One winner. Pick wisely.
Each round presents two SQL approaches to the same problem. Pick the one that performs better.
Round 1 / 15
Result
Score
0/15
Tier
Common gaps
Brief