July 2017
Beginner to intermediate
715 pages
17h 3m
English
Content preview from Java: Data Science Made Easy
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Databases
In organizations, data is usually kept in relational databases. Java defines Java Database Connectivity (JDBC) as an abstraction for accessing any database that supports SQL.
In our example, we will use MySQL, which can be downloaded from https://www.mysql.com/, but in principle it can be any other database, such as PostgreSQL, Oracle, MS SQL and many others. To connect to a MySQL server, we can use a JDBC MySQL driver:
<dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>5.1.39</version> </dependency>
If you would like to use a different database, then you can use your favorite search engine and find the suitable JDBC driver. The interaction code will remain the same, and if you use ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.