Practical Database Programming With Visual C# NET- P7

Practical Database Programming With Visual C#.NET- P7

... course_id for the selected faculty_id. The courseinfo is a Visual C# 2008 implicitly typed local variable with a data type var. The Visual C# 2008 will be able to automatically convert this var to ... course information related to course_id. The cinfo is a Visual C# 2008 implicitly typed local variable with a data type var. The Visual C# 2008 will be able to automatically...

Ngày tải lên : 20/10/2013, 11:15

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Practical Database Programming With Visual C#.NET- P6

... Selection Query with Visual C#. NET B. A typical LINQ query structure is created and executed to retrieve back all related information for the selected faculty member. The facultyinfo is a C# 2008 implicitly ... Split-Merge on www.verypdf.com to remove this watermark. 276 Chapter 5 Data Selection Query with Visual C#. NET is included in this method, and both username and passwor...

Ngày tải lên : 17/10/2013, 19:15

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Practical Database Programming With Visual C#.NET- P8

... 382 Chapter 5 Data Selection Query with Visual C#. NET F. If the user selected the DataAdapter Method, the Fill() method is called to ﬁ ll the StudentCourse table with the desired course_id. G. If ... 5 Data Selection Query with Visual C#. NET Open the SelectionForm and enter the codes shown in Figure 5.147 into the code window of this form. Most of code is identical with the sa...

Ngày tải lên : 20/10/2013, 11:15

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Practical Database Programming With Visual C#.NET- P9

... cations on that duplicated project, in Visual C#. NET, this duplication is not as easy as that in Visual Basic.NET. The main issue is that in Visual C#. NET, the namespace is widely used to provide ... do with adding a new record into a data table in the database. The data tables in the DataSet are only mappings of those real data tables in the database. To add this new record...

Ngày tải lên : 24/10/2013, 09:15

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Practical Database Programming With Visual C#.NET- P10

... watermark. 494 Chapter 6 Data Inserting with Visual C#. NET table in the database and should be read back and displayed in the form window. Let ’ s begin with the coding for the ﬁ rst step. 6.6.3 ... Server database and the Oracle database, all the codes we developed in the last section can be used to access the Oracle database to perform data insertion. The only differen...

Ngày tải lên : 24/10/2013, 09:15

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Practical Database Programming With Visual C#.NET- P11

... to remove this watermark. Chapter 7 Data Updating and Deleting with Visual C #. NET Practical Database Programming With Visual C#. NET, by Ying Bai Copyright © 2010 the Institute of Electrical ... 6 Data Inserting with Visual C#. NET III. Exercises 1. Figure 6.88 shows a stored procedure developed in the SQL Server database. Please develop a piece of code in Visual...

Ngày tải lên : 28/10/2013, 16:15

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Practical Database Programming With Visual C#.NET- P12

... Updating and Deleting with Visual C#. NET 7.7 UPDATE AND DELETE DATA FOR ORACLE DATABASES USING RUNTIME OBJECTS Because of the coding similarity between the SQL Server and the Oracle databases for ... and Deleting with Visual C#. NET sary to update the primary key, or the faculty_id , in our Faculty table if we want to update any faculty information from the Faculty table in t...

Ngày tải lên : 28/10/2013, 16:15

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Practical Database Programming With Visual C#.NET- P13

... Server database is shown in Figure 7.48 . Please develop a piece of code in Visual C#. NET to call this stored procedure to update a record in the database. 2. A piece of code developed in Visual ... Server database, in this chapter we only use the SQL Server database and the Oracle database as our target databases to illustrate how to select, display, and manipulate data a...

Ngày tải lên : 07/11/2013, 11:15

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Practical Database Programming With Visual C#.NET- P14

... Change the query string from the SQL Server database to the Oracle database. The Oracle database assignment operator =: is used to replace the SQL Server database assignment operator LIKE @. ... table has some relationships with other tables such as LogIn and the Course; that is, the Faculty table has some relationships with all four tables in our sample database, which inclu...

Ngày tải lên : 07/11/2013, 11:15

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Practical Database Programming With Visual C#.NET- P15

... Services such as the C# Web Services, Java Web Services, and Perl Web Services. In this section we only concentrate on developing the ASP.NET Web Services using the Visual C#. NET 2008. Before ... when we created our sample database in Chapter 2 , we do not need any login ID and password for the database connection in our application. One important issue is the database we are...

Ngày tải lên : 07/11/2013, 11:15

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