SQL VIEWS + Complex Queries, Cross Joins, Unions, and more! |¦| SQL Tutorial

Поделиться
HTML-код
  • Опубликовано: 20 сен 2024
  • In SQL, a VIEW is a virtual table. It lets you package a complex query into a single table. We will discuss several queries in increasing difficulty to show how VIEWs can greatly simplify your work. In our examples we will introduce CROSS JOINs, Unions, the CONCAT() function, and the COALESCE() function.
    Our SQL playlist starts here:
    ↪bit.ly/Socratic...
    Be sure to SUBSCRIBE for more SQL!
    ↪ bit.ly/Socratic...
    You may also enjoy our Python playlist:
    ↪bit.ly/PythonSo...
    ♦♦♦♦♦♦♦♦♦♦
    Ways to support our channel:
    ► Join our Patreon : / socratica
    ► Make a one-time PayPal donation: www.paypal.me/...
    ► We also accept Bitcoin @ 1EttYyGwJmpy9bLY2UcmEqMJuBfaZ1HdG9
    Thank you!
    ♦♦♦♦♦♦♦♦♦♦
    Connect with us!
    Facebook: / socraticastudios
    Instagram: / socraticastudios
    Twitter: / socratica
    ♦♦♦♦♦♦♦♦♦♦
    SQL instructor: Ulka Simone Mohanty (@ulkam on Twitter)
    Written & Produced by Kimberly Hatch Harrison (@khhsocratica) & Michael Harrison (@mlh496)
    ♦♦♦♦♦♦♦♦♦♦

Комментарии • 406