Changing data
Difficulty: Intermediate
Duration: 5 minutes and 53 seconds
Students: 4,415
Rating: 4/5
In this Lesson, we first learn how to use SQL to alter and delete tables and how to use primary and foreign keys. We examine common joins between tables in a relational database. We then delve into inner, outer, left and right joins before learning to manipulate data using the INSERT, UPDATE and DELETE functions.
This Lesson is built from content created and delivered by Ian Wallington of QA.
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