how to connect sql server database in asp net using vb

... Listing 7.1: MYSQLCONNECTION.CS /* MySqlConnection.cs illustrates how to use a SqlConnection object to connect to a SQL Server database */ using System; using System.Data; using ... mySqlConnection = Using a SqlConnection Object to Connect to a SQL Server Database You create a SqlConnection object using the SqlConnection() constructor. This constructor is overloaded, meaning that ... " ;server= localhost ;database= Northwind;uid=sa;pwd=sa"; // create a SqlConnection object to connect to the // database, passing the connection string to the constructor SqlConnection mySqlConnection...

Ngày tải lên: 07/11/2013, 10:15

... Closed The Connection is closed. Connecting The Connection is establishing access to the database. Executing The Connection is running a command. Fetching The Connection is retrieving information ... produce information and error messages using the SQL Server PRINT or RAISERROR statements, which are described in Chapter 4 , "Introduction to Transact- SQL Programming." The following InfoMessageHandler() ... // to Open Console.WriteLine("Calling mySqlConnection.Open()"); mySqlConnection.Open(); // close mySqlConnection, causing the State to change from Open // to Closed...

Ngày tải lên: 14/12/2013, 13:15

... System.Windows.Forms; using System.Text; using System.IO; [ Team LiB ] Recipe 8.11 Using a Single Stored Procedure to Update Multiple Changes to a SQL Server Database Problem You need to update a SQL Server ... code is shown in Example 8-17 . Example 8-17. File: StoredProcedureMultipleRowsForm.cs // Namespaces, variables, and constants using System; using System.Configuration; using System.Windows.Forms; ... The sample code contains two event handlers: Form.Load Sets up the sample by creating a DataSet containing the contents of the table using System.Data; using System.Data.SqlClient; private...

Ngày tải lên: 21/01/2014, 11:20

Ngày tải lên: 29/03/2014, 16:20

... existing ASP. NET pages using partial-page updates. This chapter gave you a high-level overview of the main ASP. NET AJAX server controls and how they work. There is another group of ASP. NET AJAX server ... packaged in the Futures CTP builds of ASP. NET AJAX, which should surface in future releases of ASP. NET AJAX. Using ASP. NET AJAX server controls is the easiest and quickest path to implementing AJAX ... this functionality, dissecting them to understand how you can program similar applications of your own in ASP. NET AJAX. CHAPTER 5 ■ INTRODUCING SERVER CONTROLS IN ASP. NET AJAX108 828-8 CH05.qxd...

Ngày tải lên: 05/10/2013, 10:20

... Tasks with three fields as shown in Figure 6.10. CHAPTER 6 ■ USING SERVER CONTROLS IN ASP. NET AJAX 125 828-8 CH06.qxd 9/28/07 4:46 PM Page 125 Using Server Controls in ASP. NET AJAX T his chapter ... introduced you to the ASP. NET AJAX server controls and showed you how to use them. In this chapter, you’ll look at two small ASP. NET AJAX applications and dissect them to see how they work. In ... for new applications, it involves reusing your existing skills in ASP. NET and lowers the learning curve drastically. CHAPTER 6 ■ USING SERVER CONTROLS IN ASP. NET AJAX 129 828-8 CH06.qxd 9/28/07...

Ngày tải lên: 05/10/2013, 10:20

Ngày tải lên: 29/04/2014, 14:45

... Specifying Locking Hints in a SQL Server Database Problem You need to pessimistically lock rows in an underlying SQL Server database. Solution Use SQL Server locking hints from ADO .NET. The sample ... that can be used to monitor lock activity. For more information about database locks, using locking hints, or monitoring database locks, see Microsoft SQL Server Books Online. [ Team LiB ] ... Namespaces, variables, and constants using System; using System.Configuration; using System.Data; using System.Data.SqlClient; private SqlConnection conn; private SqlTransaction tran; // Roll...

Ngày tải lên: 17/10/2013, 20:15

... For more information about database locks, using locking hints, or monitoring database locks, see Microsoft SQL Server Books Online. [ Team LiB ] SERIALIZABLE Use the same locking as a ... • The SQL Server Profiler can be used to monitor and record locking information. • The Windows Performance Monitor has a SQL Server Locks Object counter that can be used to monitor lock ... managed internally by database software. A locking hint can be specified with SELECT, INSERT, DELETE, and UPDATE statements to instruct SQL Server as to the type of lock to use. You can use locking...

Ngày tải lên: 14/12/2013, 18:16

... System™ XT Server. Database sql file Microsoft SQL Server opn_mssql .sql My SQL opn_mysql .sql Oracle opn_oracle .sql How to create a Microsoft SQL Server database for the OPN System™ XT Server? ... Connecting to MySQL database When you connect to the MySQL database using the Aqua Data Studio, you need to enter the required information in the screen shown below: Name: OPNMySQL ... XT Server. For instruction how to export data such as the Contact List from the embedded database to a new database, see the How to export Contact list from McKoi database to Microsoft SQL Server? ...

Ngày tải lên: 20/12/2013, 23:15

... trong SQL Server ta có các loại Integer như : tinyint, smallint, int, bigint. Trong đó kích thước từng loại tương ứng là 1,2,4,8 bytes. Nghĩa là loại smallint tương đương với Integer và loại int ... (SQL) Server nào đó là ta nói đến một Instance của SQL Server 2000, thông thường đó là Default Instance. Một Instance của SQL Server 2000 có 4 system databases và một hay nhiều user database. ... Một SQL Server Database Hầu như mọi thứ trong SQL Server được tổ chức thành những objects ví dụ như tables, views, stored procedures, indexes, constraints Những system objects trong SQL Server...

Ngày tải lên: 25/08/2012, 09:00

... trong SQL Server ta có các loại Integer như : tinyint, smallint, int, bigint. Trong đó kích thước từng loại tương ứng là 1,2,4,8 bytes. Nghĩa là loại smallint tương đương với Integer và loại int ... ta nói đến một Instance của SQL Server 2000, thông thường đó là Default Instance. Một Instance của SQL Server 2000 có 4 system databases và một hay nhiều user database. Các system databases bao ... một user database được tạo ra thì SQL Server sẽ copy to n bộ các system objects (tables, stored procedures ) từ Model database sang database mới vừa tạo. • Msdb : Database này được SQL Server...

Ngày tải lên: 06/10/2013, 17:20

Ngày tải lên: 11/12/2013, 23:51

... leads salespeople to act pushy (for example, pressing a customer to "act now" in order to get a low price) or to be too accommodating (appealing to a customer’s interest in getting his or ... customer satisfaction increased from 80% to 88% ● Professional manner increased from 81% to 96% ● Ability to understand customer needs increased from 79% to 90% ©TRAINIQUE LTD AND THINK TRAINING ... sufficient time to enable their investment in training and development to "pay off." Introducing ongoing reinforcement programs will help accelerate the benefits gained from the training and...

Ngày tải lên: 20/12/2013, 19:15

... After connecting to the server, the DetachDB method is called. Then the GetSQLDatabases routine is called to refresh the database list. Listing 7.27 frmHowTo7_5 .vb: Detaching a SQL Server Database ... LoadSQLServers routine, check out step 4 in that How- To. Listing 7.24 frmHowTo7_5 .vb: Calling the Routine That Loads Available SQL Servers into a List Box Private Sub frmHowTo7_5_Load(ByVal sender As System.Object, ... depending on whether a SQL Server and database has been selected. It then calls GetSQLDatabases, described in step 6 of How- To 7.1. Listing 7.25 frmHowTo7_5 .vb: Populating the lstDatabases List Boxes...

Ngày tải lên: 24/12/2013, 06:17

... System; using System.Configuration; using System.Text; using System.Data; using System.Data.SqlClient; // . . . StringBuilder sb = new StringBuilder( ); // SQL DDL command text to create ... object to create a new database named MyDatabase in SQL Server. The C# code is shown in Example 10-7 . Example 10-7. File: CreateServerDatabaseForm.cs // Namespaces, variables, and constants using ... Creating a New SQL Server Database Problem You need to create a new database in your SQL Server. Solution Use the CREATE DATABASE statement. The sample code executes the DDL statement—using...

Ngày tải lên: 21/01/2014, 11:20

... make a database useful. to create a new database, it does give you an idea of where you can see various databases in your system. Now you will learn how to create a database in VS .NET. 1. ... Create Database dialog box from within the Server Explorer in two ways. The first way is to right-click on the Data Connections node and choose Create New SQL Server Database. The second way is to ... right-click on the SQL Server instance to which you want to add the database- in this case, SHADRACH2-and then choose New Database. Although both methods open the Create Database dialog box,...

Ngày tải lên: 21/01/2014, 12:20

... examination of the LoadSQLServers routine, check out step 4 in that How- To. Listing 7.8 frmHowTo7_2 .vb: Calling the Routine That Loads Available SQL Servers into a List Box Private Sub frmHowTo7_2_Load(ByVal ... Dim oDevice As SQLDMO.BackupDevice ' Log on to the SQL Server. Dim osvr As SQLDMO.SQLServer = New SQLDMO.SQLServer() osvr.LoginSecure = True osvr .Connect( strSQLServer) lstBackupDevices.Items.Clear() ... ' Create a connection to the server Dim osvr As New SQLDMO.SQLServer() osvr.LoginSecure = True button to have information about the backup displayed in the text box at the bottom of the...

Ngày tải lên: 21/01/2014, 12:20

Ngày tải lên: 26/01/2014, 10:20