... the connection string to the constructor SqlConnection mySqlConnection = Using a SqlConnection Object toConnectto a SQLServerDatabase You create a SqlConnection object using the SqlConnection() ... as follows: mySqlConnection.ConnectionString = server= localhost ;database= Northwind;uid=sa; mySqlConnection.ConnectionTimeout = 15 mySqlConnection .Database = Northwind mySqlConnection.DataSource ... illustrates how toconnectto the SQLServer Northwind database using a SqlConnection object and display some of the properties of that object. Listing 7.1: MYSQLCONNECTION.CS /* MySqlConnection.cs...
... StateChange event of the mySqlConnection object: // open mySqlConnection mySqlConnection.Open(); // create a SqlCommand object SqlCommand mySqlCommand = mySqlConnection.CreateCommand(); ... // to Open Console.WriteLine("Calling mySqlConnection.Open()"); mySqlConnection.Open(); // close mySqlConnection, causing the State to change from Open // to Closed ... create a SqlConnection object SqlConnection mySqlConnection = new SqlConnection(" ;server= localhost ;database= Northwind;uid=sa;pwd=sa"); // monitor the StateChange event using...
... System™ XT Server. Database sql file Microsoft SQLServer opn_mssql .sql My SQL opn_mysql .sql Oracle opn_oracle .sql How to create a Microsoft SQLServerdatabase for the OPN System™ XT Server? ... (SID assigned to Oracle DB) How to create a Microsoft SQLServerdatabase for the OPN System™ XT Server? 8 Connecting to MySQL database When you connectto the MySQL database using ... information when connecting to the database sql scripts Each of the database types has a sql file that you need to: 1. Modify to point to the right database. 2. Run to create the database and...
... Recipe 8.11 Using a Single Stored Procedure to Update Multiple Changes to a SQL Server Database Problem You need to update a SQLServer 2000 database with changes to multiple rows in a DataSet ... connection and command for the update stored procedure. SqlConnection conn = new SqlConnection( ConfigurationSettings.AppSettings[" ;Sql_ ConnectString"]); SqlCommand cmd = new SqlCommand( ... valid for the duration of the connection to the SQLServer or until it is reset. The handle can be invalidated and the associated memory freed by calling the system stored procedure sp_xml_removedocument....
... ConnecttoSQLServer Problem You want toconnectto a SQLServer using its IP address instead of its server name. Solution Use the Network Address and Network Library attributes of the connection ... event handler: Connect Button.Click Creates and opens a connection to a SQLServer using its IP address. Information about the SQLServer is displayed from the properties of the SqlConnection object. ... network library to be monitored is installed and configured. Available network libraries for SQLServer 2000 include: AppleTalk ADSP Allows Apple Macintosh to communicate with SQLServer using...
... servers ListAllAvailableServers Method used to retrieve available servers on the network SQLServer Connect Connection string that connects you to the SQL Server, allowing you access to ... Establish a connection to the server. If not, then exit the function. Dim osvr As SQLDMO.SQLServer osvr = New SQLDMO.SQLServer() osvr.LoginSecure = True Try osvr .Connect( strSQLServer) ... the SQLServer and database and then create a new connection based on the selections. Within a database application, it is necessary to allow users to select a SQLServer back end to which to...
... một user database được tạo ra thì SQLServer sẽ copy to n bộ các system objects (tables, stored procedures ) từ Model database sang database mi va to. ã Msdb : Database ny được SQLServer Agent ... a SQLServer Database Tác giả: Vovisoft.comCấu Trúc Của SQL Server Như đã trình bày ở các bài trước một trong những đặc điểm của SQLServer 2000 là Multiple-Instance nên khi nói đến một (SQL) ... Một SQLServer Database Hầu như mọi thứ trong SQLServer được tổ chức thành những objects ví dụ như tables, views, stored procedures, indexes, constraints Những system objects trong SQL Server...
... Implement a SQLServerDatabase 3.1. Cấu Trúc Của SQL Server Như đã trình bày ở các bài trước một trong những đặc điểm của SQLServer 2000 làMultiple-Instance nên khi nói đến một (SQL) Server nào ... Một SQLServer Database Hầu như mọi thứ trong SQLServer được tổ chức thành những objects ví dụ nhưtables, views, stored procedures, indexes, constraints Những system objects trong SQL Server ... Server hay khi ta disconnect. ã Model : Database ny úng vai trũ nh mt bảng kẻm (template) cho các database khác. Nghĩa là khi một user database được tạo ra thì SQLServer sẽ copy to n bộ cácsystem...
... ã The SQLServer Profiler can be used to monitor and record locking information. ã The Windows Performance Monitor has a SQLServer Locks Object counter that can be used to monitor lock ... underlying SQLServer database. Solution Use SQLServer locking hints from ADO .NET. The sample code contains three event handlers: Start Tran Button.Click Creates a SQL SELECT statement to retrieve ... else if(holdLockRadioButton.Checked) sqlText += "(HOLDLOCK)"; // Create connection. conn = new SqlConnection( ConfigurationSettings.AppSettings[" ;Sql_ ConnectString"]);...
... if(updLockRadioButton.Checked) sqlText += "(UPDLOCK)"; else if(holdLockRadioButton.Checked) sqlText += "(HOLDLOCK)"; // Create connection. conn = new SqlConnection( ConfigurationSettings.AppSettings[" ;Sql_ ConnectString"]); ... monitor and record locking information. ã The Windows Performance Monitor has a SQLServer Locks Object counter that can be used to monitor lock activity. For more information about database ... managed internally by database software. A locking hint can be specified with SELECT, INSERT, DELETE, and UPDATE statements to instruct SQLServer as to the type of lock to use. You can use locking...
... LoadSQLServers(Me.lstSQLServers) End Sub 6. On the lstSQLServers list box, add the code in Listing 7.25 to the SelectedIndexChanged event. This routine toggles the btnDetach button, depending ... btnDetach button, add the code in Listing 7.27 to the Click event. After connecting to the server, the DetachDB method is called. Then the GetSQLDatabases routine is called to refresh the database ... Dim oSQLSvr As New SQLDMO.SQLServer() Dim strDetachMsg As String Try ' Connectto the server oSQLSvr.LoginSecure = True oSQLSvr .Connect( Me.lstSQLServers.SelectedItem) '...
... Team LiB ] Recipe 10.7 Creating a New SQLServerDatabase Problem You need to create a new database in your SQL Server. Solution Use the CREATE DATABASE statement. The sample code executes ... statement, the DROP DATABASE statement, or DDL, see Microsoft SQLServer Books Online. The solution for Oracle databases and other databases is similar to that shown for SQL Server although the ... objects. Database objects are defined using DDL. The solution executes a DDL CREATE DATABASE statement to create a new database on a SQL Server. You can programmatically drop the database...
... 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 SQLServer Database. The second way is to ... 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. ... 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,...