w3resource

SQL exercises on soccer Database: Find the number of self-goals scored in EURO cup 2016

SQL soccer Database: Basic Exercise-7 with Solution

7. From the following table, write a SQL query to find the number of self-goals scored in EURO cup 2016.

Sample table: goal_details


Sample Solution:

SELECT COUNT(*) 
FROM goal_details 
WHERE goal_type='O';

Sample Output:

 count
-------
     3
(1 row)

Relational Algebra Expression:

Relational Algebra Expression: Find the number of self-goals scored in EURO cup 2016.

Relational Algebra Tree:

Relational Algebra Tree: Find the number of self-goals scored in EURO cup 2016.

Practice Online



Sample Database: soccer

soccer database relationship structure

Query Visualization:

Duration:

Query visualization of Find the number of self-goals scored in EURO cup 2016 - Duration

Rows:

Query visualization of Find the number of self-goals scored in EURO cup 2016 - Rows

Cost:

Query visualization of Find the number of self-goals scored in EURO cup 2016 - Cost

Have another way to solve this solution? Contribute your code (and comments) through Disqus.

Previous: From the following table, write a SQL query to find the date when Football EURO cup 2016 begins.
Next: From the following table, write a SQL query to count the number of matches ended with a results in-group stage.

What is the difficulty level of this exercise?

Test your Programming skills with w3resource's quiz.



SQL: Tips of the Day

Nested select statement in SQL Server.

You need to alias the subquery.

SELECT name FROM (SELECT name FROM agentinformation) a 

or to be more explicit

SELECT a.name FROM (SELECT name FROM agentinformation) a  

Database: SQL Server

Ref: https://bit.ly/3Qruiu5