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Train Now

Start training on this collection. Each time you skip or complete a kata you will be taken to the next kata in the series. Once you cycle through the items in the collection you will revert back to your normal training routine.

Description

SQL Basics - perfect to train on query fundamentals.

Ad
8 kyu
Adults only (SQL for Beginners #1)
33,315MaikelNabil
Fundamentals
SQL
Databases
Data Science
8 kyu
On the Canadian Border (SQL for Beginners #2)
26,775MaikelNabil
Fundamentals
SQL
Databases
Data Science
7 kyu
Best-Selling Books (SQL for Beginners #5)
23,744MaikelNabil
Fundamentals
SQL
Databases
Beta
SQL Basics: Simple BETWEEN and ORDER BY
593user354062
Status:Waiting for issues to be resolved
Estimated Rank:
8 kyu
Fundamentals
SQL
Databases
Filtering
8 kyu
Even or Odd
532,879suuuzi
Mathematics
Fundamentals
8 kyu
Grasshopper - Check for factor
85,277danleavitt0
Mathematics
Fundamentals
8 kyu
SQL Basics: Simple WHERE and ORDER BY
25,910matt c
SQL
Filtering
Databases
Fundamentals
8 kyu
Get Nth Even Number
36,253kodejuice
Mathematics
Puzzles
Algorithms
7 kyu
Sum of angles
35,182DemonKing
Geometry
Fundamentals
5 kyu
Count IP Addresses
28,799xDranik
Algorithms
8 kyu
SQL Basics: Simple DISTINCT
22,242matt c
SQL
Fundamentals
7 kyu
SQL Basics: Simple JOIN
21,895jhoffner
Databases
Fundamentals
SQL
7 kyu
Sum of Cubes
22,119MementoMori
Fundamentals
8 kyu
SQL Basics: Simple SUM
21,142matt c
SQL
Fundamentals
8 kyu
SQL Basics: Simple MIN / MAX
20,962matt c
SQL
Fundamentals
8 kyu
Easy SQL - Ordering
20,285PG1
Fundamentals
SQL
7 kyu
SQL Basics: Simple JOIN with COUNT
19,859matt c
SQL
Databases
Fundamentals
8 kyu
Never visit a . . . !?
20,076aryan-firouzian
Puzzles
Strings
Number Theory
Mathematics
6 kyu
SQL Basics: Simple HAVING
19,335matt c
SQL
Fundamentals
6 kyu
SQL Basics: Simple UNION ALL
12,063matt c
SQL
Fundamentals
7 kyu
Distance from the average
3,779GiacomoSorbi
Arrays
Lists
Statistics
Fundamentals
Data Science
7 kyu
Vowel Count
418,361jayeshcp
Strings
Fundamentals
8 kyu
Grasshopper - Summation
267,867danleavitt0
Fundamentals
Mathematics
8 kyu
Easy SQL: Square Root and Log
9,491PG1
Fundamentals
Mathematics
SQL