Posted on 2007-08-22 10:41
semovy 閱讀(520)
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Oracle數(shù)據(jù)庫方面
/*
java jdbc連接oracle9i
設(shè)置環(huán)境變量classpath=.;E:\oracle\ora90\jdbc\lib\classes12.zip;
*/
import java.sql.*;
public class Demo
{
public static void main(String[] args)
{
try
{
DriverManager.registerDriver(new oracle.jdbc.OracleDriver());//取其中一個(gè)即可
Class.forName("oracle.jdbc.driver.OracleDriver");
}catch(Exception e)
{
System.out.println("No Driver!");
}
try
{
String url = "jdbc:oracle:thin:@127.0.0.1:1521:demo";
String userName = "system";
String password = "manager";
Connection conn = DriverManager.getConnection(url,userName,password);
Statement stmt = conn.createStatement();
ResultSet rset = stmt.executeQuery("select * from test");
while(rset.next())
{
System.out.println("user_id: "+rset.getString("user_id"));
System.out.println("user_name: "+rset.getString("user_name"));
System.out.println("note: "+rset.getString("note"));
}
}catch(SQLException e)
{
System.out.println("can't access the database!");
}
}
}