mSqlConnection.ConnectionString="Data Source=SQLServerInstanceName;Initial Catalog=DBName;Integrated Security=SSPI;";//2.创建对象实例时设置stringconnectionString1="Data Source=SQLServerInstanceName;Initial Catalog=DBName;Integrated Security=SSPI;"; SqlConnection mSqlConnection1=newSqlConnection(connectionString1)...
Gets or sets the string used to open a SQL Server database. C#复制 [System.ComponentModel.SettingsBindable(true)]publicoverridestringConnectionString {get;set; } Property Value String The connection string that includes the source database name, and other parameters needed to establish the initial ...
sqlCommand.Parameters.AddWithValue("@Password", this.txb_Password.Text.Trim()); //直接调用方法AddWithValue向SQL命令的参数集合添加参数的名称、值; sqlCommand.Parameters["@Password"].SqlDbType = SqlDbType.VarChar; //通过参数名称访问SQL参数,并将密码参数的类型设为变长字符串; //SQL参数能自动识别类型;...
Gets or sets the string used to open a SQL Server database. C#Copy publicoverridestringConnectionString {get;set; } Property Value String The connection string that includes the source database name, and other parameters needed to establish the initial connection. The default value is an empty ...
"WHERE CustomerID = @ID;"; using (SqlConnection connection = new SqlConnection(connectionString)) { SqlCommand command = new SqlCommand(commandText, connection); command.Parameters.Add("@ID", SqlDbType.Int); command.Parameters["@ID"].Value = customerID; // Use AddWithValue to assign ...
Statement.execute(String) query SQLConnection query(String sql, Handler<AsyncResult<ResultSet>> resultHandler) Executes the given SQL SELECT statement which returns the results of the query. Specified by: query in interface SQLOperations Parameters: sql - the SQL to execute. For example SEL...
Difference between Trusted_Connection, Integrated Security, Persist Security Info parameters in connection string Direct print on printer Directly sending keystrokes to another process via hooking DirectShow + VB.Net (Still Image Capture) DISABLE ALL EXCEL RELATED WARNING IN VB.NET Disable all texbox in...
ConnectionString DataSourceMode DeleteCommand DeleteCommandType DeleteParameters EnableCaching FilterExpression FilterParameters InsertCommand InsertCommandType InsertParameters OldValuesParameterFormatString ProviderName SelectCommand SelectCommandType SelectParameters
string parameterName = "@Values"; string valueList = string.Join(",", parameterValues.Select((_, i) => $"{parameterName}{i}")); command.Parameters.AddWithValue(parameterName, valueList); // 执行查询 SqlDataReader reader = command.ExecuteReader(); ...
objectcmd.Parameters.Add(param);// get data streamreader=cmd.ExecuteReader();// write each recordwhile(reader.Read()){Console.WriteLine("{0}, {1}",reader["CompanyName"],reader["ContactName"]);}}finally{// close readerif(reader!=null){reader.Close();}// close connectionif(conn!=null...