나는 이렇게 학습한다/Algorithm & SQL

Best-Selling Books (SQL for Beginners #5)

daco2020 2022. 6. 19. 17:53
반응형

You work at a book store. It's the end of the month, and you need to find out the 5 bestselling books at your store. Use a select statement to list names, authors, and number of copies sold of the 5 books which were sold most.

books table schema

  • name
  • author
  • copies_sold

 

 

Solution:

SELECT * FROM books ORDER BY copies_sold DESC LIMIT 5

 

 

Result:

name author copies_sold
The Unbearable Lightness of Being Milan Kundera 9065
On the Genealogy of Morality Friedrich Nietzsche 8732
On Liberty John Stuart Mill 7365
On the Origin of Species Charles Darwin 3805
Studies on Hysteria Sigmund Freud 2765

 

 

반응형

'나는 이렇게 학습한다 > Algorithm & SQL' 카테고리의 다른 글

SQL Basics: Up and Down  (0) 2022.06.21
GROCERY STORE: Inventory  (0) 2022.06.20
SQL Basics: Simple table totaling.  (0) 2022.06.18
SQL Basics: Simple IN  (0) 2022.06.17
Easy SQL: Absolute Value and Log to Base  (0) 2022.06.16