Titlebook: Beginning Oracle SQL for Oracle Database 18c; From Novice to Profe Ben Brumm Book 2019 Ben Brumm 2019 Live SQL.Queries.Query.Structured Que

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漫步

Factual

Valves

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軍火

What is a Database?One of the main features of software is that it lets you interact with data in a certain way. This could be a grocery list app that lets you add items to a shopping list on your phone, a website that lets you write and publish articles, or a customer relationship management program where you store information about customers.

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Setting UpThis chapter introduces you to the different tools we’ll use in this book, and shows you how to download and set them up. You’ll create a table and set up some sample data as well.

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Retrieving DataIn this chapter, you’ll learn how to see the data that’s in your database. You’ll look at your first SQL statement, the SELECT statement, and see some examples of this on the table you just created.