Skip to content

Chơi tại 99OK, bạn sẽ luôn cảm nhận được sự chuyên nghiệp và công bằng trong từng trò chơi. Hãy tham gia ngay hôm nay để nhận những khuyến mãi hấp dẫn và phần thưởng giá trị! Website: https://m99ok.com/ ĐC: 12/4H Tổ 40 KP3, Tân Thới Nhất, Quận 12, Hồ Chí Minh, Việt Nam SĐT: 0902215869 Email: [email protected] hastags: #99ok #nhacai99ok #trangchu99ok #m99okcom Social:

https://www.facebook.com/99okofficial/ https://www.youtube.com/@99okofficial https://groups.google.com/g/99okofficial/c/_kKWb-fE35Q https://x.com/99okofficial https://www.pinterest.com/99okofficial/ https://www.tumblr.com/99okofficial https://vimeo.com/99okofficial https://www.reddit.com/user/99okofficial/ https://medium.com/@99okofficial/about https://www.quora.com/profile/99okofficia https://gab.com/99okofficial https://www.behance.net/99okofficial https://band.us/@99okofficial https://glose.com/u/99okofficial https://flipboard.com/@99okofficial/ https://500px.com/p/99okofficial?view=photos https://issuu.com/99okofficial

Take Notes

Add notes about the concepts you've learned and SQL cells with queries you want to keep.

Add your notes here

Spinner
DataFrameas
books
variable
-- Add your own queries here
SELECT * 
FROM books

Explore Datasets

Use the books table to explore the data and practice your skills!

  • Select only the title column.
  • Alias the title column as book_title.
  • Select the distinct author names from the author column.
  • Select all records from the table and limit your results to 10.