Beginning C# 2008 Databases From Novice to Professional phần 8 potx

... Label control to the top border of the form. Set this control’s TextAlign property to Top, Center. 7. Set the Dock property for the Label control from None to Top, which means you want the label to always ... property of any control is set to None. For example, a control docked to the top edge of a form will always be connected to the top edge of the form, and it will automati...

Ngày tải lên: 08/08/2014, 18:21

... 0.9 682 " 512 page count Books for professionals By professionals ® Beginning C# 20 08 Databases: From Novice to Professional Dear Reader, This book focuses on accessing databases using C# 20 08 ... Programming Languages /C# User level: Beginner–Intermediate Agarwal, Huddleston C# 20 08 Databases The eXperT’s Voice ® in .neT Beginning C# 20 08 Da...

Ngày tải lên: 08/08/2014, 18:21

... Page 188 Figure 9-7. Administrative Tools: Data Sources (ODBC) 3. When the ODBC Data Source Administrator window opens, click the User DSN tab and then click Add (see Figure 9 -8) . Figure 9 -8. ODBC ... something you almost never want (or need) to do. You need to be able to store whatever values are appropriate at any given time. There are two approaches to doing this. Both are reas...

Ngày tải lên: 08/08/2014, 18:21

... beginning, middle, or end. In this case, book titles such as C# 20 08: An Introduction,” “Accelerated C# 20 08, ” and Beginning C# 20 08 Databases will be listed. • _ (underscore): A single underscore ... zero to many characters. For example, WHERE title LIKE ' %C# 20 08% ' finds all book titles containing the text C# 20 08, ” regardless of where in the title...

Ngày tải lên: 08/08/2014, 18:21

... teaching you how to write stored procedures, but how to use them in C#. 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 Table 5-2)...

Ngày tải lên: 08/08/2014, 18:21

... want to add a click event for the button. Double-click button1, and it will open the code editor with the button1_click event. Insert the code in Listing 8- 2 into the code editor. Listing 8- 2. ... form to ADO.NET Transaction in C#. 4. Add three labels, three text boxes, and a button to the form as shown in Figure 8- 7. Figure 8- 7. ADO.NET transaction form 5. Add a using direc...

Ngày tải lên: 08/08/2014, 18:21

... @" select productname, unitprice, unitsinstock, discontinued from products "; The reason we have you choose these columns is to deal with different kinds of data types and show how to use relevant typed accessors to obtain ... you use the parameterless constructor, the dataset name defaults to NewDataSet. If you need more than one dataset, it’s good practice to use the o...

Ngày tải lên: 08/08/2014, 18:21

... Forms In order to work with Windows Forms, you need to create a Windows Forms Application project using Visual Studio 20 08. To do so, click Start ➤ Programs ➤ Visual Studio 20 08, and from the list ... ascending order by name from “a” to “z.” You can switch to the Alphabetical view by clicking the icon located at the second posi- tion from the left of the toolbar shown...

Ngày tải lên: 08/08/2014, 18:21

... property to True, which is set to False by default. 6. Drag a Label control from the Toolbox to below the TextBox and set its AutoSize property to False. Also, set the Label’s Font Size property to ... named DisplayImages to your solution. Rename Form1.cs to DisplayImages.cs. 2. Add a text box, a button, and a picture box to the form and set the button’s Text property to...

Ngày tải lên: 08/08/2014, 18:21

... 449 SELECT INTO statements, 83 87 copying table structure, 86 creating tables, 83 updating, 91–92 database exceptions, 379–390 errors collection, 388 –390 RAISERROR statement, 380 – 383 stored procedure ... 'USA', since you code using C# 20 08 here, not T-SQL. Using LINQ to XML LINQ to XML provides an in-memory XML programming API that integrates XML query- ing capab...

Ngày tải lên: 08/08/2014, 18:21