... DROP DATABASE MyDatabase The DROP DATABASE statement will fail if the database is in use; therefore, it might be necessary to restart the SQLServer in order to drop the database System databases— ... CREATE DATABASE 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 SQLServer ... DDL CREATE DATABASE statement to create a new database on a SQLServer You can programmatically drop the database by using the DROP DATABASE statement in a similar way To drop the database created...
... Một User Database Chúng ta tạo database dễ dàng dùng SQLServer Enterprise cách right-click lên "database" chọn "New Database" hình vẽ sau: Sau việc đánh tên database click OK Ngoài dùng SQL script ... file SQLServer hoàn toàn có đầy đủ sở để viết vào dĩa cứng Còn transaction chưa commited (do bị down bất ngờ) SQLServer roll back hai transaction dựa ghi log file Cấu Trúc Logic Của Một SQLServer ... Server Transaction log file SQLServer dùng để ghi lại thay đổi xảy database Quá trình diễn sau: có thay đổi data Insert, Update, Delete yêu cầu từ ứng dụng, SQLServer tải (load) data page tương...
... động SQLServer Browser để cấu hình cho SQLServer Express 2005 truy cập từ xa + Chạy chương trình SQLServer Configuration Management bước + Chọn SQLServer2005 Service + Bấm phím phải chuột SQL ... TCP/IP cho phép SQLServer Configuration Management + Chạy chương trình SQLServer Configuration Management Bấm chọn Start/Programs/Microsoft SQLServer 2005/ Configuration Tools /SQL Server Configuration ... Programs, trỏ tới Microsoft SQLServer 2005, trỏ tới Configuration Tools sau bấm SQLServer Configuration Manager Trong SQLServer Configuration Manager, bấm dịch vụ SQLServer Browser bảng bên phải,...
... tạo User Database Chúng ta tạo database dễ dàng dùng SQLServer Enterprise cách right-click lên "database" chọn "New Database" hình vẽ sau: Sau việc đánh tên database click OK Ngoài dùng SQL script ... Cấu Trúc Logic Của Một SQLServerDatabase Hầu thứ SQLServer tổ chức thành objects ví dụ tables, views, stored procedures, indexes, constraints Những system objects SQLServer thường có bắt đầu ... file SQLServer hoàn toàn có đầy đủ sở để viết vào dĩa cứng Còn transaction chưa commited (do bị down bất ngờ) SQLServer roll back hai transaction dựa ghi log file 3.4 Cấu Trúc Logic Của Một SQL...
... the command SqlCommand cmd = new SqlCommand(sqlText, conn, tran); // Create the DataAdapter and CommandBuilder SqlDataAdapter da = new SqlDataAdapter(cmd); SqlCommandBuilder cb = new SqlCommandBuilder(da); ... used internally by the lock manager The SQLServer Profiler can be used to monitor and record locking information The Windows Performance Monitor has a SQLServer Locks Object counter that can be ... used to monitor lock activity For more information about database locks, using locking hints, or monitoring database locks, see Microsoft SQLServer Books Online [ Team LiB ] ...
... "server= localhost ;database= Northwind;uid=sa;pwd=sa"; SqlConnection mySqlConnection = new SqlConnection(connectionString); Or more simply: SqlConnection mySqlConnection = new SqlConnection( "server= localhost ;database= Northwind;uid=sa;pwd=sa" ... Console.WriteLine("mySqlConnection .Database = "+ mySqlConnection .Database) ; Console.WriteLine("mySqlConnection.DataSource = "+ mySqlConnection.DataSource); Console.WriteLine("mySqlConnection.PacketSize = "+ mySqlConnection.PacketSize); ... the SQLServer Northwind database using a SqlConnection object and display some of the properties of that object Listing 7.1: MYSQLCONNECTION.CS /* MySqlConnection.cs illustrates how to use a SqlConnection...
... mySqlConnection.InfoMessage += new SqlInfoMessageEventHandler(InfoMessageHandler); // open mySqlConnection mySqlConnection.Open(); // create a SqlCommand object SqlCommand mySqlCommand = mySqlConnection.CreateCommand(); ... myEvent.Errors[0] ); } public static void Main() { // create a SqlConnection object SqlConnection mySqlConnection = new SqlConnection( "server= localhost ;database= Northwind;uid=sa;pwd=sa"); // monitor the ... mySqlCommand.ExecuteNonQuery(); // close mySqlConnection mySqlConnection.Close(); } } The output from this program is as follows: The following message was produced: System.Data.SqlClient.SqlError:...
... the command SqlCommand cmd = new SqlCommand(sqlText, conn, tran); // Create the DataAdapter and CommandBuilder SqlDataAdapter da = new SqlDataAdapter(cmd); SqlCommandBuilder cb = new SqlCommandBuilder(da); ... used internally by the lock manager The SQLServer Profiler can be used to monitor and record locking information The Windows Performance Monitor has a SQLServer Locks Object counter that can be ... used to monitor lock activity For more information about database locks, using locking hints, or monitoring database locks, see Microsoft SQLServer Books Online [ Team LiB ] ...
... opn_mssql .sql My SQL opn_mysql .sql Oracle opn_oracle .sql How to create a Microsoft SQLServerdatabase for the OPN System™ XT Server? Connecting to MySQL database When you connect to the MySQL database ... Microsoft SQLServerdatabase for the OPN System™ XT Server? Appendix – Instructions for MySQL and Oracle databases The procedures to create a MySQL and Oracle databases are similar to the steps for creating ... a sql file that you need to: Modify to point to the right database Run to create the database and the tables needed for the OPN System™ XT ServerDatabasesql file Microsoft SQLServer opn_mssql.sql...
... btnAttach.Click Dim oSQLSvr As New SQLDMO.SQLServer() Dim strAttachMsg As String Try oSQLSvr.LoginSecure = True oSQLSvr.Connect(Me.lstSQLServers.SelectedItem) ' Attach the database strAttachMsg = oSQLSvr.AttachDBWithSingleFile( ... Handles btnDetach.Click Dim oSQLSvr As New SQLDMO.SQLServer() Dim strDetachMsg As String Try ' Connect to the server oSQLSvr.LoginSecure = True oSQLSvr.Connect(Me.lstSQLServers.SelectedItem) ' ... Perform the detach strDetachMsg = oSQLSvr.DetachDB(Me.lstDatabases.SelectedItem) ' Refresh the databases GetSQLDatabases(Me.lstSQLServers.SelectedItem, Me.lstDatabases) Catch excp As Exception...
... command for the update stored procedure SqlConnection conn = new SqlConnection( ConfigurationSettings.AppSettings[ "Sql_ ConnectString"]); SqlCommand cmd = new SqlCommand( ); cmd.Connection = conn; ... = new DataSet( ); // Create the DataAdapter SqlDataAdapter da = new SqlDataAdapter("SELECT * FROM " + TABLENAME, ConfigurationSettings.AppSettings[ "Sql_ ConnectString"]); // Load the schema and ... representation of the XML document The handle is 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...
... within the Server Explorer in two ways The first way is to right-click on the Data Connections node and choose Create New SQLServerDatabase The second way is to right-click on the SQLServer instance ... 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 You can open the Create Database dialog ... you want to add the database- in this case, SHADRACH2-and then choose New Database Although both methods open the Create Database dialog box, the second method fills in the server name for you...