September 2012
Beginner
744 pages
19h 30m
English
Content preview from Beginning Visual Basic 2012Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 15
Accessing Data Using Structured Query Language
What You Will Learn in this Chapter
- What you need to know to complete this chapter's exercises
- Learning what a database really is
- Using the SQL SELECT statement
- Examining the SQL JOIN statement
- Using the SQL UPDATE statement
- Examining the SQL DELETE statement
- Using the SQL INSERT statement
- Examining the SQL comment
- How to execute Queries in SQL Server
Wrox.com Code Downloads for this Chapter
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Most applications manipulate data in some way. Visual Basic 2012 applications often manipulate data that comes from relational databases. To do this, your application needs to interface with relational database software such as Microsoft Access, Microsoft SQL Server, Oracle, or Sybase.
Visual Studio 2012 provides the data access tools and wizards to connect to these databases and retrieve and update their data. In this chapter, you will look at some of these tools and wizards and use them to retrieve data from a database.
The next chapter concentrates on writing code directly, which gives you more flexibility and control than relying on Visual Studio 2012 to create it for you. With practice, writing code will also take less time than working through a wizard.
What You Need to Complete This Chapter's ...
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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.