SQL Exercise: Bottom of their groups and conceded 4 goals in 3 games

SQL soccer Database: Joins Exercise-28 with Solution

28. From the following tables, write a SQL query to find which teams finished at the bottom of their respective groups after conceding four goals in three games. Return country name, team group and match played.

Sample table: soccer_team

Sample table: soccer_country

Sample Solution:

SQL Code:

SELECT a.country_name as Team , b.team_group,b.match_played, 
b.goal_agnst, b.group_position 
FROM soccer_country a
JOIN soccer_team b
ON a.country_id=b.team_id
WHERE goal_agnst=4 AND group_position=4
ORDER BY team_group;

Sample Output:

  team   | team_group | match_played | goal_agnst | group_position
---------+------------+--------------+------------+----------------
 Romania | A          |            3 |          4 |              4
 Austria | F          |            3 |          4 |              4
(2 rows)

Code Explanation:

The said query in SQL which selects the country name, team group, match played, goals against, and group position from the tables 'soccer_country' and 'soccer_team'.
The WHERE clause filters the results to only include teams that have conceded four goals and finished fourth in their respective groups, then orders the results by team group.

Relational Algebra Expression:

Relational Algebra Tree:

Practice Online

Sample Database: soccer

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