... Kuznetsov has been working with object-oriented languages and databases for more than a decade He has worked with Sybase, SQL Server, Oracle and DB2 He currently works with DRW Trading Group in ... procedure as a result Defending Against Changes in SQLServer Settings A common mistake made by developers is to develop SQL code on a given SQL Server, with a defined set of properties and settings, ... to the underlying database schema, changes in SQLServer settings, and so on If you fail to program defensively, then code that runs as expected on a given standalone server, with a specific configuration,...
... Kuznetsov has been working with object-oriented languages and databases for more than a decade He has worked with Sybase, SQL Server, Oracle and DB2 He currently works with DRW Trading Group in ... procedure as a result Defending Against Changes in SQLServer Settings A common mistake made by developers is to develop SQL code on a given SQL Server, with a defined set of properties and settings, ... to the underlying database schema, changes in SQLServer settings, and so on If you fail to program defensively, then code that runs as expected on a given standalone server, with a specific configuration,...
... 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...
... 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); ... 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 ... actions; they are 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...
... delivery: s SQLServer 2000 Enterprise Edition s SQLServer 2000 Standard Edition s SQLServer 2000 Personal Edition s SQLServer 2000 Developer Edition s SQLServer Desktop Engine (MSDE) s SQLServer ... Create Database Backup Wizard The Database Maintenance Plan Wizard Transact -SQL Backing Up SQLServer Databases Performing a Database Backup Backing Up System Databases Restoring SQLServer Databases ... Indexes SQLServer Services SQLServer Service SQLServer Agent Service Microsoft Distributed Transaction Coordinator Service Microsoft Search Service MSSQLServerADHelper Service MSSQLServerOLAPService...
... finally { bl = null; } Discussion The SQLServer XML Bulk Load component is used through COM interop to bulk insert data contained in a XML document into a SQLServerdatabase This component controls ... type="xsd:string" sql: datatype="nvarchar(30)" />
... "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" ... passed to SQLServerSQLServer will then check its list of users to see if you have permission to access the database (For further details on integrated security, consult the SQLServer Books ... Console.WriteLine("mySqlConnection .Database = "+ mySqlConnection .Database) ; Console.WriteLine("mySqlConnection.DataSource = "+ mySqlConnection.DataSource); Console.WriteLine("mySqlConnection.PacketSize = "+ mySqlConnection.PacketSize);...
... System.EventArgs) Handles MyBase.Load LoadSQLServers(Me.lstFromSQLServer) LoadSQLServers(Me.lstToSQLServer) End Sub On the lstFromSQLServer and lstToSQLServer list boxes, add the code in Listing ... use Dim odb As SQLDMO .Database Dim otbl As SQLDMO.Table Dim oapp As New SQLDMO.Application() Dim osvr As New SQLDMO.SQLServer() Try osvr.LoginSecure = True osvr.Connect(Me.lstFromSQLServer.SelectedItem) ... As System.EventArgs) Handles lstFromSQLServer.SelectedIndexChanged GetSQLDatabases(Me.lstFromSQLServer.SelectedItem, Me.lstFromDB) End Sub Private Sub lstToSQLServer_SelectedIndexChanged(ByVal...
... applications, as SQLServer checks inside the “Master” database for anything prefixed with “sp_” or “xp_” before looking inside the specified database If you’re using another database server, make ... next couple of decades, databases continued to evolve Modern databases such as Oracle, Microsoft SQL Server, MySQL, and LDAP are all highly influenced by these first few databases They have improved ... truly disconnected data access Maintaining a connection to a databaseserver such as MS SQLServer is an expensive operation The server allocates resources to each connection, so it’s important...
... Management Building a SQL Connection with the SqlConnectionStringBuilder Class 278 279 280 281 SQLServer Types (SqlTypes) 283 Structures Using SqlTypes Using SqlDbType Bulk Copy withSQLServer Provider ... Zongker Professional ADO.NET Programming withSQLServer 2005, Oracle® and MySQL® , Professional ADO.NET Programming withSQLServer 2005, Oracle® and MySQL® , Wallace B McClure Gregory A Beamer ... Provider Statistics SqlCacheDependency 284 287 290 291 292 293 xix Contents SqlCacheDependencyAdmin SqlDependency Summary For More Information Chapter 11: SQLServer 2005 Server- Side Programming...
... mySqlConnection.InfoMessage += new SqlInfoMessageEventHandler(InfoMessageHandler); // open mySqlConnection mySqlConnection.Open(); // create a SqlCommand object SqlCommand mySqlCommand = mySqlConnection.CreateCommand(); ... SqlConnection mySqlConnection = new SqlConnection( "server= localhost ;database= Northwind;uid=sa;pwd=sa"); // monitor the InfoMessage event using the InfoMessageHandler() method mySqlConnection.InfoMessage ... mySqlCommand.ExecuteNonQuery(); // close mySqlConnection mySqlConnection.Close(); } } The output from this program is as follows: The following message was produced: System.Data.SqlClient.SqlError:...
... SqlConnection conn = new SqlConnection( ConfigurationSettings.AppSettings[ "Sql_ ConnectString"]); SqlCommand cmdWrite = new SqlCommand(sqlWrite, conn); // Create parameter for insert command SqlParameter ... a SQL INSERT or UPDATE statement and pass in the BLOB value as an input parameter as shown in the solution code WithSQL Server, if the BLOB contains character data, use a SqlDbType.Text or SqlDbType.NText ... the connection SqlConnection conn = new SqlConnection( ConfigurationSettings.AppSettings[ "Sql_ ConnectString"]); // Create the command to retrieve the image from the database String sqlText = "SELECT...
... the command SqlCommand cmd = new SqlCommand(sqlText, conn, tran); // Create the DataAdapter and CommandBuilder SqlDataAdapter da = new SqlDataAdapter(cmd); SqlCommandBuilder cb = new SqlCommandBuilder(da); ... 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 ... actions; they are 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...
... 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 ... 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 ... database name, e.g opnMSSQL: Save the file How to create a Microsoft SQLServerdatabase for the OPN System™ XT Server? Step 3: Run the opn_mssql .sql on Microsoft SQLServer Start Aqua Data Studio,...
... 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) ' ... to the server, this code calls the AttachDBWithSingleFile method Then it refreshes the database list using the routine GetSQLDatabases Listing 7.30 frmHowTo7_5.vb: Attaching a SQLServer Database...
... 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...