3 lessonsAbout 12 minutes so far
SQL
Ask questions of data. Learn the language businesses use to find answers in their databases.
SQL lets you pull exactly the rows you need out of a table. In this track you learn to select, filter, sort and combine data, one small query at a time.
Lessons
Lesson 1: What a database is
Tables, rows and columns, explained with a spreadsheet you already understand.
5 minutes 20 secondsPlaceholderLesson 2: Your first SELECT
Pick exactly the columns you want and sort the results.
6 minutes 48 secondsPlaceholderLesson 3: Filtering with WHERE
Keep only the rows that match a condition you choose.
Coming soon