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83 Kata Found
7 kyu
SQL with LOTR: Elven Wildcards
7
7
7
92%
of
282
1,389
sHale
Fundamentals
SQL
Databases
Information Systems
Data
7 kyu
SQL with Street Fighter: Total Wins
22
22
8
92%
of
228
1,118
sHale
Fundamentals
SQL
Databases
Information Systems
Data
7 kyu
SQL with Sailor Moon: Thinking about JOINs...
6
6
3
89%
of
214
1,034
sHale
Fundamentals
SQL
Databases
Information Systems
Data
7 kyu
SQL with Pokemon: Damage Multipliers
15
15
6
90%
of
193
991
sHale
1 Issue Reported
Fundamentals
SQL
Databases
Information Systems
Data
7 kyu
SQL with Harry Potter: Sorting Hat Comparators
8
8
6
87%
of
225
1,104
sHale
Fundamentals
SQL
Databases
Information Systems
Data
2 kyu
Simple SQL Engine
115
115
38
100%
of
61
142
SteveRuble
1 Issue Reported
Algorithms
SQL
Databases
Information Systems
Parsing
Strings
Sets
Arrays
Expressions
Basic Language Features
Fundamentals
7 kyu
GROCERY STORE: Real Price!
14
14
1
63%
of
145
605
baaart
2 Issues Reported
Fundamentals
SQL
Databases
Information Systems
Data
7 kyu
GROCERY STORE: Inventory
12
12
4
82%
of
306
1,561
baaart
Fundamentals
SQL
Databases
Information Systems
Data
7 kyu
GROCERY STORE: Support Local Products
9
9
4
75%
of
219
1,103
baaart
Fundamentals
SQL
Databases
Information Systems
Data
7 kyu
GROCERY STORE: Logistic Optimisation
11
11
2
71%
of
187
833
baaart
1 Issue Reported
Fundamentals
SQL
Databases
Information Systems
Data
7 kyu
BASICS: Length based SELECT with LIKE
7
7
2
85%
of
239
1,386
baaart
Fundamentals
Data
SQL
Databases
Information Systems
8 kyu
SQL Basics: Mod
10
10
3
89%
of
448
2,543
A.Partridge
Fundamentals
Numbers
Mathematics
Algorithms
SQL
Databases
Information Systems
Data
7 kyu
Easy SQL: Absolute Value and Log to Base
5
5
4
84%
of
279
1,469
A.Partridge
Fundamentals
Numbers
Mathematics
Algorithms
SQL
Databases
Information Systems
Data
5 kyu
Using LATERAL JOIN To Get Top N per Group
26
26
5
93%
of
78
324
pmatseykanets
Fundamentals
SQL
Databases
Information Systems
Data
5 kyu
Counting overlapping events
37
37
6
96%
of
57
228
qgppl
Algorithms
SQL
Databases
Information Systems
Data
6 kyu
Calculating Batting Average
38
38
12
88%
of
205
1,067
AdamRFSwayze
1 Issue Reported
Fundamentals
SQL
Databases
Information Systems
Data
3 kyu
Challenge: Transpose two-dimensional arrays
23
23
5
86%
of
40
149
pmatseykanets
1 Issue Reported
Puzzles
Games
SQL
Databases
Information Systems
Data
7 kyu
SQL Basics: Truncating
17
17
4
85%
of
283
1,450
A.Partridge
Fundamentals
Numbers
Mathematics
Algorithms
SQL
Databases
Information Systems
Data
7 kyu
SQL: Concatenating Columns
13
13
4
90%
of
454
2,356
A.Partridge
Fundamentals
Strings
SQL
Databases
Information Systems
Data
7 kyu
Easy SQL: Bit Length
8
8
2
84%
of
324
1,528
A.Partridge
Fundamentals
Strings
SQL
Databases
Information Systems
Data
8 kyu
Adults only (SQL for Beginners #1)
19
19
11
89%
of
806
4,445
MaikelNabil
Fundamentals
SQL
Databases
Information Systems
Data
7 kyu
SQL Basics: Raise to the Power
8
8
3
89%
of
404
2,138
A.Partridge
Fundamentals
Numbers
Mathematics
Algorithms
SQL
Databases
Information Systems
Data
8 kyu
Easy SQL - Ordering
13
13
8
89%
of
613
3,352
A.Partridge
1 Issue Reported
Fundamentals
SQL
Databases
Information Systems
Data
7 kyu
SQL: Right and Left
14
14
7
89%
of
301
1,306
A.Partridge
Fundamentals
SQL
Databases
Information Systems
Data
8 kyu
Easy SQL: Square Root and Log
10
10
3
88%
of
286
1,460
A.Partridge
1 Issue Reported
Fundamentals
Mathematics
Algorithms
Numbers
SQL
Databases
Information Systems
Data
7 kyu
Easy SQL: ASCII Converter
3
3
3
88%
of
259
1,222
A.Partridge
Fundamentals
Strings
Numbers
SQL
Databases
Information Systems
Data
6 kyu
SQL Basics: Simple PIVOTING data WITHOUT CROSSTAB
23
23
3
94%
of
117
594
marko-bekhta
1 Issue Reported
Fundamentals
SQL
Databases
Information Systems
Data
7 kyu
SQL: Regex String to Table
16
16
5
89%
of
142
570
A.Partridge
Fundamentals
Regular Expressions
Declarative Programming
Advanced Language Features
Strings
SQL
Databases
Information Systems
Data
8 kyu
Easy SQL: Rounding Decimals
6
6
5
90%
of
367
2,019
A.Partridge
Fundamentals
Numbers
SQL
Databases
Information Systems
Data
6 kyu
SQL: Regex AlphaNumeric Split
21
21
7
91%
of
149
639
A.Partridge
Fundamentals
Regular Expressions
Declarative Programming
Advanced Language Features
Strings
SQL
Databases
Information Systems
Data
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