SQL Exercises: Calculate the total allotment for all departments
SQL Aggregate Functions: Exercise-24 with Solution
From the following table, write a SQL query to compute the sum of the allotment amount of all departments. Return sum of the allotment amount.
Sample table: emp_department
Sample Solution:
SELECT SUM(dpt_allotment)
FROM emp_department;
Output of the Query:
sum 450000
Code Explanation:
The query in SQL retrieves the sum of the values in the "dpt_allotment" column from the 'emp_department' table. The result will be a single value representing the total sum of the "dpt_allotment" column.
Relational Algebra Expression:
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Previous SQL Exercise: Compute the average price for unique companies.
Next SQL Exercise: Find out the number of employees in each department.
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SQL: Tips of the Day
What is the best way to paginate results in SQL Server?
SELECT *
FROM ( SELECT ROW_NUMBER() OVER ( ORDER BY OrderDate ) AS RowNum, *
FROM Orders
WHERE OrderDate >= '1980-01-01'
) AS RowConstrainedResult
WHERE RowNum >= 1
AND RowNum < 20
ORDER BY RowNum
Database: SQL Server
Ref: https://bit.ly/3MGrNlk
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