... a DDL CREATE DATABASE statement to create anewdatabase on aSQL Server. You can programmatically drop the database by using the DROP DATABASE statement in a similar way. To drop the database ... [ Team LiB ] Recipe 10.7 CreatingaNewSQLServerDatabase Problem You need to create anewdatabase in your SQL Server. Solution Use the CREATE DATABASE statement. The sample code ... StringBuilder sb = new StringBuilder( ); // SQL DDL command text to create database. String sqlText = "CREATE DATABASE MyDatabase ON PRIMARY " + "(NAME = MyDatabase_Data, " +...
... database to anew database, see the How to export Contact list from McKoi database to Microsoft SQL Server? document. Step 1: Download a shareware database management tool You need adatabase ... configuration. 4. Navigate to Database > Selection and select the newly created Microsoft SQLServer database for all database selections. How to create a Microsoft SQLServerdatabase for the ... Interface and log onto the system. 3. Navigate to Database > Connection and add anewdatabase handler for Microsoft SQL Server. Click Save to add the database handler to the configuration....
... Thiết Kế Một Database Tạo Một User Database Chúng ta có thể tạo một database dễ dàng dùng SQLServer Enterprise bằng cách right-click lên trên " ;database& quot; và chọn " ;New Database& quot; ... động lại SQL Server hay khi ta disconnect. • Model : Database này đóng vai trò như một bảng kẻm (template) cho các database khác. Ngh a là khi một user database được tạo ra thì SQLServer sẽ ... and jobs). Cấu Trúc Vật Lý C a Một SQLServer Database Mỗi một database trong SQLServer đều ch a ít nhất một data file chính (primary), có thể có thêm một hay nhiều data file phụ (Secondary)...
... (template) cho các database khác. Ngh a là khi một user database được tạo ra thì SQLServer sẽ copy toàn bộ cácsystem objects (tables, stored procedures ) từ Model database sang database mới v a ... (SQL) Server nào đó là ta nói đến một Instance c a SQLServer 2000, thông thường đó là Default Instance. Một Instance c aSQLServer 2000có 4 system databases và một hay nhiều user database. ... Sp_help ['object'] Cung cấp thông tin về một database object (table, view ) hay một data type. Sp_helpdb [&apos ;database& apos;] Cung cấp thông tin về một database cụ thể nào đó. Sau đó...
... command. SqlCommand cmd = new SqlCommand(sqlText, conn, tran); // Create the DataAdapter and CommandBuilder. SqlDataAdapter da = new SqlDataAdapter(cmd); SqlCommandBuilder cb = new SqlCommandBuilder(da); ... being read by a user and preventing users from reading data being changed by a user. Locks are acquired and released by user actions; they are managed internally by database software. A locking ... SqlCommandBuilder(da); // Fill table using the DataAdapter. DataTable dt = new DataTable( ); da.Fill(dt); // Bind the default view of the table to the grid. dataGrid.DataSource = dt.DefaultView;...
... mySqlConnection.ConnectionString = server= localhost ;database= Northwind;uid=sa; mySqlConnection.ConnectionTimeout = 15 mySqlConnection .Database = Northwind mySqlConnection.DataSource = localhost mySqlConnection.PacketSize ... stores database connections in a pool. Connection pooling offers a great performance improvement because you don't have to wait for a brand new connection to the database to be established ... and workstation ID will be different. Connection Pooling Opening and closing adatabase connection is a relatively time-consuming process. For this reason, ADO.NET automatically stores database...
... SqlConnection(" ;server= localhost ;database= Northwind;uid=sa;pwd=sa"); // monitor the StateChange event using the StateChangeHandler() method mySqlConnection.StateChange += new StateChangeEventHandler(StateChangeHandler); ... that handles an event is known as an event handler. You call this method when a particular event is fired. All event handler methods must return void and accept two parameters. The first parameter ... // create a SqlCommand object SqlCommand mySqlCommand = mySqlConnection.CreateCommand(); // run a PRINT statement mySqlCommand.CommandText = "PRINT 'This is the message from...
... command. SqlCommand cmd = new SqlCommand(sqlText, conn, tran); // Create the DataAdapter and CommandBuilder. SqlDataAdapter da = new SqlDataAdapter(cmd); SqlCommandBuilder cb = new SqlCommandBuilder(da); ... as a transaction with an isolation level of READ COMMITTED. READUNCOMMITTED Same as NOLOCK. REPEATABLEREAD Use the same locking as a transaction with an isolation level of REPEATABLE READ. ... SqlCommandBuilder(da); // Fill table using the DataAdapter. DataTable dt = new DataTable( ); da.Fill(dt); // Bind the default view of the table to the grid. dataGrid.DataSource = dt.DefaultView;...
... Button.Click Allows the user to specify the filename for the new Access database and then calls the CreateAccessDatabase( ) method in the sample to create the database. CreateAccessDatabase( ) This ... [ Team LiB ] Recipe 10.6 CreatingaNew Access Database Problem You need to create anew Microsoft Access database. Solution Use ActiveX Database Objects Extensions (ADOX) from ... ADOX through COM interop to create the new Access database having the specified filename. The C# code is shown in Example 10-6. Example 10-6. File: CreateAccessDatabaseForm.cs // Namespaces,...
... Create a Detach/Attach SQLServerDatabase Dialog Box Situations sometimes arise that require adatabase to be attached, detached, or both. Perhaps your client needs to move the database from ... on the tab labeled Attach Database. You can then type in the name you want to attach the database as, and click on the Locate File button to locate the database file to attach (see Figure 7.12.) ... btnDetach Button Based on Whether aSQLServer and Database Have Been Chosen This How-To uses the DetachDB and AttachDBWithSingleFile methods to attach and detach a database. Comments You can...
... the DataSet passed in as an NText input parameter @data. The parameters @data and @datadeleted contain an XML representation of a DataSet containing all updated and added records and all deleted ... System.EventArgs e) { ds = new DataSet( ); // Create the DataAdapter. SqlDataAdapter da = new SqlDataAdapter("SELECT * FROM " + TABLENAME, ConfigurationSettings.AppSettings[" ;Sql_ ConnectString"]); ... Procedure to Update Multiple Changes to aSQL Server Database Problem You need to update aSQLServer 2000 database with changes to multiple rows in a DataSet by executing a single stored...
... Database Wizard 153Create Database Wizard: Name the Database and Specify Its Location 155Create Database Wizard: Name the Database Files 155Create Database Wizard: Define the Database File Growth ... Configuration 168Using T -SQL to Create and Alter aDatabase 169Monitoring and Maintenance 171 Database Maintenance Plan Wizard 171Maintenance Plan Wizard: Select Databases 172Maintenance Plan ... 156Create Database Wizard: Name theTransaction Log Files 156Create Database Wizard: Define theTransaction Log File Growth 157Create Database Wizard: Completing theCreate Database Wizard 158Configuring...
... Enterprise Manager is to transfer objects, such as tables, between SQLServer databases. How do you create a dialog box that would allow the user to transfer databases between two SQLServer databases? ... multiple tables, as shown in Figure 7.9. Figure 7.9. Transferring tables between SQLServer databases. ListBox Name lstToSQLServer Label Name Label3 Text Transfer from Database ListBox Name lstFromDB ... Table 7.7. SQL- DTS Objects That Are Used to Perform the Transfer of Tables from One SQLServerDatabase to Another Object Property/Method Package Steps .New Tasks .New Steps.Add Tasks.Add...
... Creates a DataTable containing the schema from the Orders table in the Northwind sample database. The method CreateTableFromSchema( ) in the sample code is called to create a table in the database ... statement to create a table in aSQLServerdatabase from the schema of a DataTable. The complete statement that is generated is shown in Example 10-16. Example 10-16. DDL generated to create ... database from this schema. CreateTableFromSchema( ) This method creates a schema in the database for the schema of the DataTable argument. The method builds a DDL statement from the schema information...