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Beginning VB. 2008 Databases From Novice to Pro [Visual by James Huddleston, Vidya Vrat Agarwal

By James Huddleston, Vidya Vrat Agarwal

Starting VB 2008 Databases teaches you every thing you must find out about relational databases, SQL, and ADO.NET 2.0, providing you with a legitimate commence in constructing console and home windows database purposes. The publication additionally contains chapters at the new SQL Server XML info sort and the coming near near LINQ improvements to the following model of visible Basic.
In addition to instructing you database fundamentals like utilizing SQL to speak with databases, this ebook offers you particular, code-practical concepts to entry information in visible easy 2008 throughout a variety of coding events. Code-heavy and whole of useful aspect, this e-book has been totally revised and upgraded for .NET 3.5 and provides you the simplest modern perform during this middle programming zone, in order that you’ll end up utilizing it in approximately your entire .NET projects.
- offers step by step directions on the right way to set up and configure priceless tools
- offers all crucial SQL question and replace options and syntax, so that you don’t desire past familiarity with relational databases or SQL
- Describes how one can use ADO.NET transactions, exceptions, and events
- Covers ADO.NET gains for dealing with XML, textual content, and binary info inside of a visible simple 2008 context
- Explains all innovations via straight forward code examples
What you’ll learn
- How relational databases paintings and the way to take advantage of them
- How visible uncomplicated makes use of ADO.NET to entry databases
- tips on how to write kept methods in T-SQL and phone them from visible simple programs
- the right way to use XML in database applications
- tips on how to use LINQ to simplify VB database programming
- find out how to set up SQL Server 2005 show and use it to educate your self databases by way of doing databases
Who is that this ebook for?
Beginning VB 2008 Databases is for each VB programmer. Database programming calls for particularly little wisdom of VB yet loads of wisdom approximately relational database innovations and the database language SQL. This ebook assumes no past database adventure and teaches you, continually via hands-on examples, how one can create and use relational databases with SQL and the way to entry them with VB. nearly each software must entry a database, and this booklet teaches all of the basics you'll ever have to strengthen specialist database applications.
About the Apress starting Series
The starting sequence from Apress is the correct option to get the data you want to land that an important entry-level task. those books will train you a regular and demanding know-how from the floor up simply because they're explicitly designed to take you from “novice to professional.” You’ll commence your trip by means of seeing what you want to knowbut with no pointless conception and filler. You’ll construct your ability set by way of studying tips to prepare real-world initiatives step-by-step. So even if your aim is your subsequent profession problem or a brand new studying chance, the start sequence from Apress will take you thereit is your relied on advisor via surprising territory!

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Extra info for Beginning VB. 2008 Databases From Novice to Pro [Visual Basic]

Example text

We use it in the examples in this book primarily to submit T-SQL, but here we’ll discuss briefly its Object Explorer feature, which lets you view database objects. qxd 2/21/08 3:04 PM Page 21 CHAPTER 2 ■ GETTING TO KNOW YOUR TOOLS Let’s take a quick tour of SSMSE: 1. To open SSMSE, click Start ➤ Programs ➤ Microsoft SQL Server 2005 ➤ SQL Server Management Studio to bring up the window shown in Figure 2-8. Click Connect. Figure 2-8. Connecting to SQL Server 2. A window containing Object Explorer and the Summary tab will appear, and you should be connected to your SQL Server instance named ORCASBETA2_VSTS\ SQLEXPRESS (see Figure 2-9).

Qxd 32 2/21/08 3:07 PM Page 32 CHAPTER 3 ■ GETTING TO KNOW RELATIONAL DATABASES Primary Keys A primary key is an attribute (column) or combination of attributes (columns) whose values uniquely identify records in an entity. Before you choose a primary key for an entity, an attribute must have the following properties: • Each record of the entity must have a not-null value. • The value must be unique for each record entered into the entity. • The values must not change or become null during the life of each entity instance.

Expand the Databases node in Object Explorer. Figure 2-9. qxd 22 2/21/08 3:04 PM Page 22 CHAPTER 2 ■ GETTING TO KNOW YOUR TOOLS 3. Expand the System Databases node, and your screen should resemble that shown in Figure 2-10. As you can see, SSMS has four system databases: • The master database is the main controlling database, and it records all the global information that is required for the SQL Server instance. • The model database works as a template for new databases to be created; in other words, settings of the model database will be applied to all user-created databases.

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