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SQL Exercises: Display the orders according to older dates with the highest purchase amount displayed first

SQL Formatting Output: Exercise-5 with Solution

From the following table, write a SQL query to find all the orders. Sort the result-set in descending order by ord_date and purch_amt. Return all fields.

Sample table: orders


Sample Solution:

SELECT * 
FROM orders 
ORDER BY ord_date, purch_amt DESC;

Output of the Query:

ord_no	purch_amt	ord_date	customer_id	salesman_id
70013	3045.60		2012-04-25	3002		5001
70012	250.45		2012-06-27	3008		5002
70005	2400.60		2012-07-27	3007		5001
70004	110.50		2012-08-17	3009		5003
70011	75.29		2012-08-17	3003		5007
70008	5760.00		2012-09-10	3002		5001
70007	948.50		2012-09-10	3005		5002
70009	270.65		2012-09-10	3001		5005
70001	150.50		2012-10-05	3005		5002
70002	65.26		2012-10-05	3002		5001
70003	2480.40		2012-10-10	3009		5003
70010	1983.43		2012-10-10	3004		5006

Relational Algebra Expression:

Relational Algebra Expression: Display the orders according to older date with  highest purchase amount will come first.

Relational Algebra Tree:

Relational Algebra Tree: Display the orders according to older date with  highest purchase amount will come first.

Explanation:

Syntax of display the orders with all information in such a manner that the latest order date with highest purchase amount will come first

Pictorial presentation:

Result of display the orders with all information in such a manner that the latest order date with highest purchase amount will come first

Practice Online


Query Visualization:

Duration:

Query visualization of Display the orders according to older date with highest purchase amount will come first - Duration

Rows:

Query visualization of Display the orders according to older date with highest purchase amount will come first - Rows

Cost:

Query visualization of Display the orders according to older date with highest purchase amount will come first - Cost

 

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Previous: From the following table, write a SQL query to find all the orders. Sort the result-set in descending order by ord_date. Return all fields.
Next: From the following table, write a SQL query to find all the customers. Sort the result-set by customer_id. Return cust_name, city, grade.

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SQL: Tips of the Day

How to restore a dump file from mysqldump?

It should be as simple as running this:

mysql -u <user> -p < db_backup.dump

If the dump is of a single database you may have to add a line at the top of the file:

USE <database-name-here>;

Ref: https://bit.ly/3xKmyw2