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6 kyu
SQL Basics: Top 10 customers by total payments amount
14,035jhoffner
Completed Languages:
8 kyu
SQL Basics: Simple SUM
22,037matt c
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7 kyu
SQL Basics: Simple GROUP BY
23,012matt c
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5 kyu
SQL Basics: Group By Day
7,605jhoffner
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6 kyu
SQL Basics: Simple NULL handling
8,497matt c
Completed Languages:
6 kyu
SQL Bug Fixing: Fix the QUERY - Totaling
9,133matt c
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6 kyu
SQL Basics: Simple JOIN and RANK
13,736matt c
Completed Languages:
7 kyu
SQL Basics: Create a FUNCTION
6,708matt c
Completed Languages:
6 kyu
SQL Bug Fixing: Fix the JOIN
9,468matt c
Completed Languages:
7 kyu
Hello SQL World!
10,419Javatlacati
Completed Languages:
6 kyu
SQL Basics: Simple EXISTS
13,795matt c
Completed Languages:
7 kyu
SQL Basics: Simple JOIN
22,686jhoffner
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6 kyu
SQL Basics: Simple UNION ALL
12,426matt c
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6 kyu
SQL Basics: Simple table totaling.
10,565matt c
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6 kyu
Design a Simple Automaton (Finite State Machine)
6,276Ban-Ath
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