Beginning C# 2005 Databases From Novice to Professional phần 1 docx

... Next. CHAPTER 1 ■ GETTING OUR TOOLS 9 Figure 1- 11. SSMSE setup completion 777Xch01final.qxd 11 /18 /06 3:45 PM Page 9 Getting Our Tools In this book, you’ll learn how to access relational databases with C#. ... APRESS ROADMAP Beginning C# 2005 Databases Pro C# 2005 and the .NET 2.0 Platform, Third Edition Expert C# 2005 Business Objects, Second Edition Beginning 77...

Ngày tải lên: 09/08/2014, 14:20

... Variable-length string of 1 to 2 31 -1 bytes nvarchar string Variable-length Unicode string of 1 to 2 31 -1 bytes CHAPTER 3 ■ INTRODUCING SQL 61 777Xch03final.qxd 11 /18 /06 3: 41 PM Page 61 ... 1 to 4,000 bytes text string Variable-length string of 1 to 2 31 -1 characters ntext string V ariable-length Unicode string of 1 to 2 30 -1 b ytes varchar string Var...

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... CONNECTIONS 11 3 Figure 5-4. Displaying OLE DB connection information 777Xch05final.qxd 11 /18 /06 3:34 PM Page 11 3 Introducing Commands Once you’ve established a connection to the database, you want to ... connection and command: CHAPTER 6 ■ INTRODUCING COMMANDS 118 Figure 6-2. Connecting a command to a connection 777Xch06final.qxd 11 /18 /06 3:24 PM Page 11 8 5. The next window...

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... @" CHAPTER 7 ■ INTRODUCING DATA READERS 16 1 777Xch07final.qxd 11 /18 /06 2:46 PM Page 16 1 • How to manipulate data in a dataset • How to persist changes in the dataset back to the original data source • ... data is stored in a dataset with data tables, data rows, and data columns • How to get different views of the data in a dataset 17 1 CHAPTER 8 ■ ■ ■ 777Xch08final.qxd 1...

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... Insert the code in Listing 9 -1 into the Form1_Load method. CHAPTER 9 ■ INTRODUCING DATA BINDING228 Figure 9 -1. Simple Binding form 777Xch09final.qxd 11 /18 /06 2: 41 PM Page 228 // query string ... DATASETS AND DATA ADAPTERS 2 21 Figure 8 -12 . Data table extracted as XML 777Xch08final.qxd 11 /18 /06 2:45 PM Page 2 21 // SQL to delete employees string del = @" delete from em...

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... EmployeeID equals 1 or 6 are selected: select * from orders where employeeid in (1, 6) order by employeeid CHAPTER 11 ■ LEARNING MORE ABOUT QUERIES 2 81 777Xch11final.qxd 11 /18 /06 2:38 PM Page 2 81 ■Note ... RELATIONSHIPS270 Figure 10 -16 . Adding unique rows to test_Employees 777Xch10final.qxd 11 /18 /06 2:40 PM Page 270 Figure 10 -11 the ReportsTo column is marked FK, since...

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... immediately disappears from Object Explorer. See Figure 12 -11 . CHAPTER 12 ■ USING STORED PROCEDURES324 Figure 12 -10 . Confirming stor ed pr ocedure deletion 777Xch12final.qxd 11 /18 /06 2:37 PM Page ... result in F igure 12 -12 . CHAPTER 12 ■ USING STORED PROCEDURES 327 777Xch12final.qxd 11 /18 /06 2:37 PM Page 327 777Xch12final.qxd 11 /18 /06 2:37 PM Page 334 Try It Out: Creat...

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... "Non-Database Exception"); } CHAPTER 13 ■ HANDLING EXCEPTIONS342 777Xch13final.qxd 11 /18 /06 2:36 PM Page 342 begin transaction Add a customer insert into customers ( customerid, companyname ) values(@newcustid, ... customer delete from customers where customerid = @oldcustid Save error number set @delerr = @@error if @delerr > @maxerr set @maxerr = @delerr CHAPTER 14 ■ U...

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... DisplayEventArgs methods in Listing 15 -8 to class Form1. CHAPTER 15 ■ WORKING WITH ADO.NET EVENTS 393 777Xch15final.qxd 11 /18 /06 2:34 PM Page 393 1. Insert the code in Listing 15 -5 into the click event handler ... = @"c:\bcs2005db\examples\chapter16\loadtext\loadtext.cs"; CHAPTER 16 ■ WORKING WITH TEXT AND BINARY DATA 419 777Xch16final.qxd 11 /18 /06 2:33 PM Page 419...

Ngày tải lên: 09/08/2014, 14:20

... DataSet, 18 0 18 7 data adapters, 17 4 17 5 command builders, 212 – 217 concurrency, 217 – 218 DeleteCommand property, 208– 212 InsertCommand property, 202–207 overview, 17 1 populating with datasets, 17 7, 17 9 18 0, 222–224 UpdateCommand ... of C# 3.0 message box 777Xch18final.qxd 11 /18 /06 2:29 PM Page 465 connecting to SSE with SqlConnection, 96 10 1 data provider connection...

Ngày tải lên: 09/08/2014, 14:20