May 2008
Beginner
550 pages
13h 22m
English
Content preview from Beginning C# 3.0
Become 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,
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.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.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.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.
14.1. What is a Database?
A database is simply a collection of information. In fact, if you wanted to, you could use the topics covered in Chapter 13 to construct your own database. However, if you value your time at more than two cents an hour, it's silly to reinvent the wheel. It is far wiser to use a commercially available database system than to attempt to write one yourself.
A relational database is a collection of information in which the data within the database are associated with one another in some way. Managing the interrelationships in a relational database can get rather complex. For that reason, most people prefer to use a commercially available database management system (DBMS) to manage a database. A DBMS is a suite of programs that simplifies the tasks associated with building and using a relational database. Many major software companies (such as Oracle, IBM, Microsoft, and others) market DBMS software for use with their databases.
C# embodies the Microsoft Jet DBMS and is designed to work directly with Microsoft Access database (*.mdb) files. However, Visual Studio 2008 also comes with support for a new language component named LINQ that provides some interesting features for manipulating data. The C# Express version directly supports the use of LINQ only with Microsoft's SQL Server databases. (You can get around this, however, quite easily.) The Professional version of C# also supports other commercially available DBMSes. (I explore both Jet and LINQ in this ...
Become 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,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
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.