SQL Exercise: Find the player who took the 26th penalty shot

SQL soccer Database: Joins Exercise-37 with Solution

37. From the following tables, write a SQL query to find the player who took the penalty shot number 26. Return match number, country name, player name.

Sample table: penalty_shootout

Sample table: player_mast

Sample table: soccer_country

Sample Solution:

SQL Code:

SELECT match_no,
       country_name,
       player_name
FROM penalty_shootout a
JOIN player_mast b ON a.player_id=b.player_id
JOIN soccer_country c ON b.team_id=c.country_id
WHERE kick_id=26;

Sample Output:

 match_no | country_name |  player_name
----------+--------------+----------------
       47 | Italy        | Graziano Pelle
(1 row)

Code Explanation:

The said query in SQL that retrieves the match number, country name, and player name from the penalty_shootout table, player_mast table, and soccer_country table respectively, for the kick with kick_id 26.
The JOIN statements joins the penalty_shootout table aliased as "a", and the player_mast table aliased as "b" based on the player_id column, and then join the result with the soccer_country table aliased as "c" based on the team_id and country_id columns.
The WHERE clause filters the results to only include rows where the kick_id column is equal to 26.

Relational Algebra Expression:

Relational Algebra Tree:

Practice Online

Sample Database: soccer

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