Ad
6 kyu
Find the unique number
146,566isqua
Completed Languages:
6 kyu
Find the missing letter
98,066user5036852
Completed Languages:
4 kyu
Strings Mix
23,360g964
Completed Languages:
6 kyu
If you can read this...
12,181henryhamon
Completed Languages:
5 kyu
Gap in Primes
21,233g964
Completed Languages:
7 kyu
Don't give me five!
41,534user5036852
Completed Languages:
6 kyu
SQL Basics: Simple table totaling.
10,160matt c
Completed Languages:
6 kyu
SQL Basics: Simple IN
12,817matt c
Completed Languages:
6 kyu
SQL Basics: Top 10 customers by total payments amount
13,475jhoffner
Completed Languages:
7 kyu
SQL Basics: Simple JOIN with COUNT
19,865matt c
Completed Languages:
7 kyu
Hello SQL World!
10,103Javatlacati
Completed Languages:
6 kyu
SQL Basics: Simple JOIN and RANK
13,242matt c
Completed Languages:
6 kyu
SQL Basics: Simple UNION ALL
12,069matt c
Completed Languages:
6 kyu
SQL Basics: Simple HAVING
19,343matt c
Completed Languages:
6 kyu
Split Strings
158,273jhoffner
Completed Languages:
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