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SQL exercises on soccer Database: Find the total number of players replaced in the first half of play

SQL soccer Database: Basic Exercise-18 with Solution

18. From the following table, write a SQL query to count the total number of players replaced in the first half of play. Return number of players as "Player Replaced".

Sample table: player_in_out


Sample Solution:

SELECT COUNT(*) as "Player Replaced"
FROM player_in_out
WHERE in_out='I'
AND play_schedule='NT'
AND play_half=1;

Sample Output:

 Player Replaced
-----------------
               3
(1 row)

Practice Online



Sample Database: soccer

soccer database relationship structure

Query Visualization:

Duration:

Query visualization of Find the total number of players replaced in the first half of play - Duration

Rows:

Query visualization of Find the total number of players replaced in the first half of play - Rows

Cost:

Query visualization of Find the total number of players replaced in the first half of play - Cost

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Previous: From the following table, write a SQL query to count the number of players replaced in the stoppage time. Return number of players as "Player Replaced".
Next: From the following table, write a SQL query to count the total number of goalless draws have there in the entire tournament. Return number of goalless draws.

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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