C#数据库连接字符串——IBM DB2

1. ODBC DSN
2. ODBC without DSN
3. OleDb -- Microsoft Driver
4. OleDb -- IBM Driver
5. .NET DataProvider from IBM

1. // ODBC DSN    
2.  
3. using System.Data.Odbc;  
4.  
5. OdbcConnection conn = new OdbcConnection();  
6. conn.ConnectionString =   
7.               "Dsn=DsnName;" +   
8.               "Uid=UserName;" +   
9.               "Pwd=Secret;";   
10. conn.Open();  
11.    

1. // ODBC without DSN    
2.  
3. using System.Data.Odbc;  
4.  
5. OdbcConnection conn = new OdbcConnection();  
6. conn.ConnectionString =   
7.               "Driver={IBM DB2 ODBC DRIVER};" +   
8.               "DataBase=DataBaseName;" +   
9.               "HostName=ServerName;" +   
10.               "Protocol=TCPIP;" +   
11.               "Port=PortNumber;" +   
12.               "Uid=UserName;" +   
13.               "Pwd=Secret;";   
14. conn.Open();  
15.    

1. // OleDb -- Microsoft Driver    
2.  
3. using System.Data.OleDb;  
4.  
5. OleDbConnection conn = new OleDbConnection();  
6. conn.ConnectionString =   
7.            "Driver=DB2OLEDB;" +   
8.            "Network Transport Library=TCPIP;" +   
9.            "Network Address=xxx.xxx.xxx.xxx;" +   
10.            "Package Collection=CollectionName;" +   
11.            "Initial Catalog=DataBaseName;" +   
12.            "User id=UserName;" +   
13.            "Password=Secret;";   
14. conn.Open();  
15.    

1. // OleDb -- IBM Driver    
2.  
3. using System.Data.OleDb;  
4.  
5. OleDbConnection conn = new OleDbConnection();  
6. conn.ConnectionString =   
7.             "Driver=IBMDADB2;" +   
8.             "DataBase=DataBaseName;" +   
9.             "HostName=ServerName;" +   
10.             "Protocol=TCPIP;" +   
11.             "Port=PortNumber;" +   
12.             "Uid=UserName;" +   
13.             "Pwd=Secret;";   
14. conn.Open();  
15.    

1. // .NET DataProvider from IBM   
2.    
3.  
4. using IBM.Data.DB2;  
5.  
6. Db2Connection conn = new Db2Connection();  
7. conn.ConnectionString =   
8.               "DataBase=DataBaseName;" +   
9.               "Uid=UserName;" +   
10.               "Pwd=Secret;" +   
11. conn.Open();  
12.