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Description

The solutions of all the SQL challenges for all easy, medium and hard challenges on HackerRank executed on MySQL.

SubDomains- includes Easy,Medium and Hard Labeled Questions

Basic Select Challenges

Number Challenges
1 Revising the Select Query I
2 Revising the Select Query II
3 Select All
4 Select By ID
5 Japanese Cities' Attributes
6 Japanese Cities' Names
7 Weather Observation Station 1
8 Weather Observation Station 3
9 Weather Observation Station 4
10 Weather Observation Station 5
11 Weather Observation Station 6
12 Weather Observation Station 7
13 Weather Observation Station 8
14 Weather Observation Station 9
15 Weather Observation Station 10
16 Weather Observation Station 11
17 Weather Observation Station 12
18 Higher Than 75 Marks
19 Employee Names
20 Employee Salaries

Advanced Select Challenges

Number Challenges
1 Type of Triangle
2 The PADS
3 Occupations
4 Binary Tree Nodes
5 New Companies

Aggregation Challenges

Number Challenges
1 Revising Aggregations - The Count Function
2 Revising Aggregations - The Sum Function
3 Revising Aggregations - Averages
4 Average Population
5 Japan Population
6 Population Density Difference
7 The Blunder
8 Top Earners
9 Weather Observation Station 2
10 Weather Observation Station 13
11 Weather Observation Station 14
12 Weather Observation Station 15
13 Weather Observation Station 16
14 Weather Observation Station 17
15 Weather Observation Station 18
16 Weather Observation Station 19
17 Weather Observation Station 20

Basic Join

Number Challenges
1 Asian Population
2 African Cities
3 Average Population of Each Continent
4 The Report
5 Top Competitors
6 Ollivander's Inventory
7 Challenges
8 Contest Leaderboard

Advanced Join

Number Challenges
1 SQL Project Planning
2 Placements

Thank you for the visiting my Profile and this Repository ! Open for your add-ons with learning modules files and questions. If found helful then do star mark. I got this idea from one of the repo(Thanks to that person)

License

This repository is licensed under MIT License - see License for more details.