Beginning VB 2008 Databases From Novice to Professional phần 3 ppt

... teaching you how to write stored procedures, but how to use them in VB .NET. However, we’ll show you how to modify and delete stored procedures in the remainder of this chapter. Modifying Stored Procedures Now ... don’t have to be. If you work with another version of SQL, please refer to its documentation for specifics. In addition to these operators, the LIKE operator (see Tabl...

Ngày tải lên: 12/08/2014, 10:21

... who wants to interact with databases using VB 2008 and development tools. What This Book Covers This book covers Visual Studio 2008, SQL Server 2005, VB 2008, LINQ, and ADO .NET 3. 5. All these tools ... every VB programmer needs to know how to access data. This book specifically covers how to interact with SQL Server 2005 databases using VB 2008. This book also cove...

Ngày tải lên: 12/08/2014, 10:21

... belong to one cus- tomer . Here, Customers is referred to as the par ent table , and Orders is the child table in the relationship. CHAPTER 3 ■ GETTING TO KNOW RELATIONAL DATABASES 29 9470ch03final.qxd ... DATABASE QUERIES 43 9470ch04final.qxd 2/21/08 3: 03 PM Page 43 Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com Figure 3- 1. A one -to- many relatio...

Ngày tải lên: 12/08/2014, 10:21

... transaction to both add a customer to and delete one from the Northwind Customers table. The Customers table has eleven columns; two columns, CustomerID and CHAPTER 8 ■ UNDERSTANDING TRANSACTIONS 130 9470ch08final.qxd ... you’ll ever need to know. At any rate, this chapter will give you what you need to know to start experimenting with it. Try It Out: Creating a Table to Store...

Ngày tải lên: 12/08/2014, 10:21

... to display connection information. 1. Add a VB. NET Console Application project named ConnectionDisplay to the Chapter10 solution. 2. Rename Module1 .vb to ConnectionDisplay .vb. When prompted to ... Chapter11 project to CommandSql. Rename the Module1 .vb file to CommandSql .vb, and replace the generated code with the code in Listing 11-1. 185 CHAPTER 11 9470ch11final.qxd 3/ 3...

Ngày tải lên: 12/08/2014, 10:21

... the T ext pr operty of tabPage1 to ADO.NET and the second tab page’s Text pr oper ty to D atabase . 31 3 CHAPTER 16 9470ch16final.qxd 3/ 15/08 2: 43 PM Page 31 3 Simpo PDF Merge and Split Unregistered ... ex ception. Procedure Specifies the name of the stored procedure that generated the exception. Continued CHAPTER 16 ■ HANDLING EXCEPTIONS 32 1 9470ch16final.qxd 3/ 15/08 2: 43 PM...

Ngày tải lên: 12/08/2014, 10:21

... EVENTS 33 9 9470ch17final.qxd 3/ 3/08 5:19 PM Page 33 9 Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com Try It Out: Loading Text Data from a File To load text data from a ... Form1 .vb to Events .vb, and also modify the Text property of the form to Events. 2. Open the Toolbox and drag a Button control over to the form. Select the Button con- trol, nav...

Ngày tải lên: 12/08/2014, 10:21

... 34 0 34 1 K eyU p , 33 9 mouse movement, 33 5 33 8 o verview, 33 1 33 2 pr oper ties of, 33 2 raised by controls, 33 3 ex ceptions, 31 3 33 0 ADO .NET , 31 3 32 1 database, 32 1 33 0 err ors collection, 32 8 33 0 RAISERR OR ... class, 33 2 event-driven applications, 33 1 EventHandler delegate, 33 2 events, 33 1 34 1 consumers, 33 3 34 1 creating event handlers, 33 4 33 5 desig...

Ngày tải lên: 12/08/2014, 10:21

... object). Renaming Stored Procedures SQL Server allows you to rename objects using the predefined stored procedure sp_rename. In the following example, you’ll see how to use it to change a stored proce- dure’s ... USING STORED PROCEDURES 101 9004ch06final.qxd 12/ 13/ 07 4:16 PM Page 101 9004ch06final.qxd 12/ 13/ 07 4:16 PM Page 118 // specify stored procedure to execute cmd.CommandType...

Ngày tải lên: 08/08/2014, 18:21

... connection conn.Close(); } } } } 3. Run PopDataset by pressing Ctrl+F5. You should see the results in Figure 13- 3. (Only the last ten rows are displayed.) Figure 13- 3. Populating a dataset CHAPTER 13 ■ USING DATASETS ... @" select * from customers "; CHAPTER 13 ■ USING DATASETS AND DATA ADAPTERS 277 9004ch13final.qxd 12/ 13/ 07 4:05 PM Page 277 Working with Datasets and Data...

Ngày tải lên: 08/08/2014, 18:21