December 2021
Intermediate to advanced
510 pages
11h 20m
English
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Chapter 10Persisting Data in a SQL Database
In Chapter 9, Developing Interactive Terminal Tools, you developed a Pomodoro timer application. It’s a fully functional application, but it doesn’t persist data. It doesn’t keep track of previous intervals, so it always begins at the first Pomodoro interval every time you start it.
In this chapter, you’ll improve the pomo tool by persisting data to a relational database using Structured Query Language (SQL).[60]
Because you developed this application using the Repository pattern, you can integrate a new data store by adding a new repository without changing the business logic and application. This is a powerful resource that allows your applications to persist data in different ways according ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.