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Introduction to databases
From the course: CompTIA Tech+ (FC0-U71) Cert Prep
Introduction to databases
- Hi there, I'm Scott Jernigan. And in this episode, I want to explore databases. Databases are incredibly powerful and useful in modern computing. To new users though, they can seem difficult or opaque. So let's clear that picture right now starting with what you know. We have a teacher, Eliza, who wants to keep track of her Math students throughout the semester. She needs to record information such as student names, maybe demographic information like gender or race, test scores, notes on improvements or discipline and so on. By recording this information, she can track how the students are doing during the semester. Very quickly seeing if Joy's grades are slipping, or if Billy's acting up more than usual. How could she accomplish this goal of tracking her students? The traditional way is through a grade book, right? A handwritten list of names, grades, and other information. In computer jargon, this grade book is called flat-file storage. Modern teachers create the same kind of…