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6 kyu
Analyzing the sales by product and date
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Using LATERAL JOIN To Get Top N per Group
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SQL Basics: Group By Day
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3 kyu
Help the general decode secret enemy messages.
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Present JSON data the SQL way
1,219FArekkusu
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6 kyu
SQL Basics - Monsters using CASE
10,989PG1
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Easy SQL: Bit Length
8,417PG1
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7 kyu
SQL: Regex Replace
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BASICS: Length based SELECT with LIKE
10,422baaart
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8 kyu
Century From Year
211,840MrZizoScream
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7 kyu
SQL Basics: Maths with String Manipulations
9,303PG1
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8 kyu
SQL Grasshopper: Select Columns
19,768MorganJr
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6 kyu
SQL Basics: Simple EXISTS
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8 kyu
Opposite number
354,108sergioet
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Retired
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8,336gabrielsiedler
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