如何连数据库？

Question

http://www.csdn.net/Develop/read_article.asp?id=16437

Answer 1

using System.Data;
using System.Data.OleDb;
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OleDbConnection thisConnection=new OleDbConnection(@"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=D:\D\DevCs\Works2\Person.mdb;");

Answer 2

using System.Data;
using System.Data.OleDb;
OleDbConnection cnn=new OleDbConnection(@"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=c:\test.mdb;");cnn.open();

Answer 3

using System.Data.OleDb;
string strcon="Provider=Microsoft.JET.OLEDB.4.0; Data Source=";
strcon+=Server.Mappth("database/yourdata.mdb");

Answer 4

string strConnect = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + 
  　　　　　　　　　　Application.StartupPath + "\\my.mdb" ;