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SQL exercises on soccer Database: Find the number of booking happened in extra time

SQL soccer Database: Exercise-29 with Solution

29. From the following table, write a SQL query to count the number of booking happened in extra time.

Sample table: player_booked


Sample Solution:

SQL Code:

SELECT COUNT(*)
FROM player_booked
WHERE play_schedule='ET';

Sample Output:

 count
-------
     7
(1 row)

Relational Algebra Expression:

Relational Algebra Expression: Find the number of booking happened in extra time.

Relational Algebra Tree:

Relational Algebra Tree: Find the number of booking happened in extra time.

Practice Online


Sample Database: soccer

soccer database relationship structure

Query Visualization:

Duration:

Query visualization of Find the number of booking happened in extra time - Duration

Rows:

Query visualization of Find the number of booking happened in extra time - Rows

Cost:

Query visualization of Find the number of booking happened in extra time - Cost

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Previous: From the following table, write a SQL query to count the number of booking happened in stoppage time.
Next: SQL SUBQUERIES Exercises on Soccer Database

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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