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A Programmer's Guide to ADO .NET in C# by Mahesh Chand

By Mahesh Chand

Being a programmer for years, yet new to the ADO / .NET surroundings, this publication used to be a good option. i love how it was once designed. It was once effortless to keep on with.

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The Class View of the DataSet is a derived class and looks like Figure 4-49. Figure 4-49. NET–generated typed DataSet class 58 203 933ch4 3/20/02 11:03 AM Page 204 Chapter 4 You can now create an instance of this class instead of creating a DataSet programmatically. This class has a member corresponding to each column of the table to which it’s attached: MyDataSet ds = new MyDataSet(); The beauty of typed datasets is that you can access the data in the columns using MyDataSet object members. Besides creating a DataSet using the Data Adapter Configuration Wizard, there is another good way to do so.

Figure 4-40. Choosing columns for the query in the Data Adapter Configuration Wizard I chose OrderID, OrderDate, ShipAddress, ShipCity, and RequiredDate for my query by checking the columns in the Orders window. This builds the query shown in the third pane of the Query Builder. Clicking OK displays the final query, as shown in Figure 4-41. NET Figure 4-41. Generating the SQL statements in the Data Adapter Configuration Wizard Clicking on the Advanced Options button brings up the Advanced SQL Generation Options dialog box, as shown in Figure 4-42.

NET Figure 4-41. Generating the SQL statements in the Data Adapter Configuration Wizard Clicking on the Advanced Options button brings up the Advanced SQL Generation Options dialog box, as shown in Figure 4-42. Figure 4-42. Advanced options in the Data Adapter Configuration Wizard 50 195 933ch4 3/20/02 11:03 AM Page 196 Chapter 4 In this dialog box you can opt not to generate INSERT, UPDATE, or DELETE statements by turning off the first option. This is useful if you’re planning on only reading the database and don’t want all this extraneous code generated.

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