SQL Questions
The upcoming questions are based on the tables provided below. Please keep/copy them so you can refer back at any point when starting the questions.
The data represents table tennis games between different players.
You are free to use any SQL query language, be it standard SQL, T-SQL (MSSQL), MySQL, ORACLE, …
We strongly advise to work in an environment such as SQL Management studio (MSSQL), SQLFiddle or equivalent to work on your answers.
Keep your answers in a separate file so you can easily copy them back should an issue occur with the online test.
You may take as much time as necessary to answer the questions.
There is no answer to provide for this question, you can safely skip to the next one.
Score
ID Game Player Score
1 1 A 11
2 1 B 7
3 2 A 15
4 2 C 13
5 3 B 11
6 3 D 9
7 4 D 11
8 4 A 5
9 5 A 11
10 6 B 11
11 6 C 2
12 6 D 5
Game
ID Winner Date
1 A 2017-01-02
2 A 2016-05-06
3 B 2017-12-15
4 D 2016-05-06
Player
ID Name LastName
A Phil Watertank
B Eva Smith
C John Wick
D Bill Bull
E Lisa Owen
Provided below is the schema and data, which can be used to create the tables and their content in an SQL Server instance, or using sqlfiddle.
