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8 kyu
Square(n) Sum
281,185jhoffner
Completed Languages:
6 kyu
Stop gninnipS My sdroW!
276,983xDranik
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6 kyu
Sums of Parts
24,377g964
Completed Languages:
6 kyu
Meeting
20,445g964
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7 kyu
Simple beads count
19,163Joz
Completed Languages:
6 kyu
Playing with digits
137,512g964
Completed Languages:
6 kyu
Buying a car
17,840g964
Completed Languages:
5 kyu
Using Window Functions To Get Top N per Group
2,842pmatseykanets
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6 kyu
Conditional Count
7,252pmatseykanets
Completed Languages:
6 kyu
Split Strings
155,925jhoffner
Completed Languages:
6 kyu
Are they the "same"?
103,070g964
Completed Languages:
6 kyu
SQL Basics: Top 10 customers by total payments amount
13,356jhoffner
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6 kyu
SQL Basics: Simple table totaling.
10,055matt c
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7 kyu
GROCERY STORE: Real Price!
3,759baaart
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SQL Basics: Raise to the Power
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