Beginning VB 2008 Databases From Novice to Professional phần 10 docx

... character, 47 !< operator, 71 < operator, 71 <= operator, 71 <> operator, 71 = operator, 71 != operator, 71 > operator, 71 >= operator, 71 ■Numbers 1:1 (one -to- one) cardinality ... input parameters, 100 102 executing with parameters, 103 104 modifying, 96–98 overview, 89 renaming, 99 100 storing data as XML, 110 111 images, 344–351 loading image binary data from...

Ngày tải lên: 12/08/2014, 10:21

... you’ll see how to write a program 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. ... CommandScalar to your Chapter11 solution. Rename Module1 .vb to CommandScalar .vb. 2. Replace the code in CommandScalar .vb with the code in Listing 11-2. Listi...

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 ... the data stored in relational data- bases, so every VB programmer needs to know how to access data. This book specifically covers how to interact with SQL Server 2005 data...

Ngày tải lên: 12/08/2014, 10:21

... TerritoryID , Row_Number() over (Partition by TerritoryID order by CustomerID) as [RowCount] from Sales.Customer Where TerritoryID in (1,2) AND CustomerID Between 1 and 75 Figure 4-7. U sing the ... orders can 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 DAT...

Ngày tải lên: 12/08/2014, 10:21

... 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

... 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 XML To create a table to hold XML documents, ... T-SQL Here, you’ll code a transaction to both add a customer to and delete one from the Northwind Customers table. The Customers table has eleven columns; two columns, Cu...

Ngày tải lên: 12/08/2014, 10:21

... error returned from the SqlClient data pr ovider. The severity level is a numeric code that’s used to indicate the nature of the error. Levels 1 to 10 are informational errors; 11 to 16 are user-level ... specify the stored procedure to call: 'create command Dim cmd As SqlCommand = conn.CreateCommand 'Specify that a stored procedure is to be executed cmd.CommandType =...

Ngày tải lên: 12/08/2014, 10:21

... 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 prop- erty to False. Also, set the Label’s Font Size property to ... Text Data from a File To load text data from a file, follow these steps: 1. Add a Visual Basic Console Application project named LoadText to the solution. 2. Rename Module...

Ngày tải lên: 12/08/2014, 10:21

... 95 103 with input par ameters, 99 100 with output par ameters , 100 101 in SQL S er v er , 96–97 deleting, 115–116 displaying definitions of, 106 107 modifying, 103 105 overview, 95 renaming, 107 108 storing data ... 222–226 <states> tag, 121 Store Schema Definition Language (SSDL), 451 stored procedure errors, 385–387 stor ed procedures, 95–117 in C#, 108 –115 executing with...

Ngày tải lên: 08/08/2014, 18:21

... ADO.NET 3.5, and LINQ James Huddleston, author of Beginning VB 2005 Databases: From Novice to Professional Beginning C# 2005 Databases: From Novice to Professional Beginning Figure 1-5. Creating ... Beginner–Intermediate Agarwal, Huddleston C# 2008 Databases The eXperT’s Voice ® in .neT Beginning C# 2008 Databases From Novice to Professional cyan...

Ngày tải lên: 08/08/2014, 18:21