"AttachDbFilename=|DataDirectory|DataBaseName.mdf " conn.Open() NET Data Provider - Default Relative Path - Trusted Connection using "AttachDbFilename=|DataDirectory|DataBaseName.mdf "conn.Open() NET Data Provider - Default Relative Path - Standard Connection using You can log in with the sa user in this login window at the start of SQL Server Database Manager.
SQL Server 20xx Web or Standard User: sa Password: will be the sameĪs your administrator or root user password at the time the VDS was SQL Server 201x Express User: sa Password: Password123 SQL Server 2008/R2 Express User: sa Password: [blank password.
On this page you can see how the password varies. The complete list of properties of the SqlConnectionStringBuilder class is listed in this page from the Microsoft MSDN site.Ībout the default user of SQL Server, sa means "system administrator" and its password varies according the SQL Server version. When you select the database, in the properties panel is shown the connection string. Remember that the parameters are defined by the values setted in the SqlConnectionStringBuilder object properties.Īlso you can get the database connection string from the connection of Microsoft Visual Studio with the attached database. You can add more parameters to build your connection string. You can either use the new operator to make that directly.įor example: SqlConnection conn = new SqlConnection( SqlConnection conn = new SqlConnection(sConnB.ConnectionString) Then you can get the connection string from the ConnectionString property from the SqlConnectionStringBuilder object, as is shown in this example:įor example: SqlConnectionStringBuilder sConnB = new SqlConnectionStringBuilder () To build the connection string, you need to instantiate an object from that SqlConnectionStringBuilder and set their properties with the parameters you use to connect to the database. Actually you can use the SqlConnectionStringBuilder class to build your connection string.