SQL Exercise: Find the player who socred first goal of EURO cup 2016

SQL soccer Database: Joins Exercise-7 with Solution

7. From the following tables, write a SQL query to find out who scored the first goal of the 2016 European Championship. Return player_name, jersey_no, country_name, goal_time, play_stage, goal_schedule, goal_half.

Sample table: soccer_country

Sample table: player_mast

Sample table: goal_details

Sample Solution:

SQL Code:

SELECT a.player_name,a.jersey_no,b.country_name,c.goal_time,
c.play_stage,c.goal_schedule, c.goal_half 
FROM player_mast a
JOIN soccer_country b
ON a.team_id=b.country_id
JOIN goal_details c
ON c.player_id=a.player_id
WHERE goal_id=1;

Sample Output:

   player_name   | jersey_no | country_name | goal_time | play_stage | goal_schedule | goal_half
-----------------+-----------+--------------+-----------+------------+---------------+-----------
 Olivier Giroud  |         9 | France       |        57 | G          | NT            |         2
(1 row)

Code Explanation:

The provided query in SQL that retrieves information about the player who scored the goal with goal_id equal to 1, including their name, jersey number, country name, and details about the goal from the tables player_mast, soccer_country, and goal_details.
The JOIN clause joins the tables player_mast and soccer_country based on the team_id and country_id columns, respectively, while player_mast and goal_details are joined on the player_id column.
This condition filters only rows for the goal with goal_id equal to 1 .

Relational Algebra Expression:

Relational Algebra Tree:

Practice Online

Sample Database: soccer

Query Visualization:

Duration:

Rows:

Cost:

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Previous SQL Exercise: Find the country where Football EURO cup 2016 held.
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