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SQL exercises

SQL Exercises: Find the highest purchase amount ordered by the each customer

SQL Aggregate Functions: Exercise-9 with Solution

Write a SQL statement to find the highest purchase amount ordered by the each customer with their ID and highest purchase amount.

Sample table: orders


Sample Solution:

SELECT customer_id,MAX(purch_amt) 
FROM orders 
GROUP BY customer_id;

Output of the Query:

customer_id	max
3007		2400.60
3008		250.45
3002		5760.00
3001		270.65
3009		2480.40
3004		1983.43
3003		75.29
3005		948.50

Explanation:

Syntax of find the highest purchase amount ordered by the each customer

Pictorial presentation:

Find the highest purchase amount ordered by the each customer

Query Visualization:

Duration:

Query visualization of Find the highest purchase amount ordered by the each customer - Duration

Rows:

Query visualization of Find the highest purchase amount ordered by the each customer - Rows

Cost:

Query visualization of Find the highest purchase amount ordered by the each customer - Cost

 

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Previous: Write a SQL statement which selects the highest grade for each of the cities of the customers.
Next: Write a SQL statement to find the highest purchase amount ordered by the each customer on a particular date with their ID, order date and highest purchase amount.

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