Tài liệu Using ADO NET Programmatically ppt

... Using ADO. NET Programmatically In the next set of exercises, you will write your own code to access the ... window. The aim of the exercise is to help you learn more about ADO. NET and understand the object model implemented by ADO. NET by programming it manually. In many cases, this is what you will ... the following statement under the using System.Text; statement: usi...

Ngày tải lên: 24/12/2013, 09:16

... 7.17 Using ADO. NET Design-Time Features in Classes Without a GUI Problem The design-time environment provides controls and wizards to facilitate creation of and management of properties of ADO. NET ... variables, and constants using System; using System.Data; using System.Data.SqlClient; // . . . public DataTable MyDataTable { get { // Fill a table using the D...

Ngày tải lên: 14/12/2013, 18:16

... Using ADO. NET Databases With the advent of the .NET Framework, Microsoft decided to update its model for accessing databases, ActiveX Data Objects (ADO) , and created ADO. NET. ADO. NET contains ... over the original ADO architecture, providing improved interoperability and performance. If you are already familiar with ADO, you will notice that the object model of ADO....

Ngày tải lên: 24/12/2013, 09:16

... 6.4 Using ADO. NET and SQL Server DBMS Transactions Together Problem You need to use a DBMS transaction within a SQL Server stored procedure from an ADO. NET transaction with the SQL Server .NET ... DbmsTransactionForm.cs // Namespaces, variables, and constants using System; using System.Configuration; using System.Windows.Forms; using System.Data; using System.Data.SqlC...

Ngày tải lên: 21/01/2014, 11:20

... access data. ADO. NET With the release of the .NET Framework, Microsoft introduced a new data access model, called ADO. NET. The ActiveX Data Object acronym was no longer relevant, as ADO. NET was not ... connection options available with ADO. NET. Figure 1-5 Application ADO. NET OLE DB ODBC Data Store 10 Chapter 1 03_584375 ch01.qxd 10/28/05 10:49 PM Page 10 With ADO. NET,...

Ngày tải lên: 12/12/2013, 21:16

... other XML-enabled application. ADO. NET includes full schema definition support using Schema Definition Language (XSD). Note Before version 4, ADO. NET included an XmlDataDocument class that supported ... content  Access the XSD schema for a DataSet or DataTable ADO. NET isn’t the only popular format for managing data in .NET applications. XML—content crafted using the Exten...

Ngày tải lên: 17/08/2012, 08:39

... Transactions 382 Using Transactions with a DataSet and DataAdapter 382 Summary 384 Chapter 11: Mapping 387 Using the SQL AS Keyword 387 The ADO. NET Mapping Mechanism 389 Using Mapping when ... XML 518 FOR XML – Optional Arguments 521 FOR XML RAW 522 Using FOR XML RAW with ADO. NET 523 FOR XML AUTO 525 FOR XML AUTO and ADO. NET 527 FOR XML EXPLICIT 529 FOR XML EXPLIC...

Ngày tải lên: 10/12/2013, 14:15

... applications using ADO. NET, software developers will benefit most from it. Because this book focuses primarily on the new features of ADO. NET 2.0, prior knowledge of ADO. NET 1.0, general .NET development, ... 264 For More Information 264 Chapter 10: ADO. NET Programming with SQL Server from a Client Application 265 SQL Server and ADO. NET 265 Asynchronous Commands in ADO....

Ngày tải lên: 12/12/2013, 21:16

... Dim cnnNet As New ADODB.Connection() cnnNet.Provider = "Microsoft.Jet.OLEDB.4.0" cnnNet.Properties("Jet OLEDB:System database").Value = _ "c:\Books\VBNETHowTo\Examples\AppA\MySystem.mdw" ... cnnNet.Close() End Sub As you can see from this example, using the ADO Connection object is virtually the same as ADO. NET. You can see this example...

Ngày tải lên: 14/12/2013, 20:16

... Using Compound Assignment Operators You've already seen how to use arithmetic operators to ... variable is so common that Microsoft Visual C# lets you perform this task in shorthand manner by using the compound assignment operator, +=. To add 42 to answer, an experienced programmer would

Ngày tải lên: 15/12/2013, 00:15