Oracle数据库连接示例-优快云博客

本文链接：https://blog.youkuaiyun.com/iteye_20676/article/details/81954494

本文提供了一个使用Java连接Oracle数据库的示例代码。通过加载Oracle JDBC驱动并利用DriverManager建立数据库连接，验证了连接是否成功。

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package Test;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.Statement;

import javax.naming.InitialContext;
import javax.sql.DataSource;

public class Test2{

  public static void main(String[] args) throws Exception{
//    if (System.getProperty("os.name").equals("AIX") && System.getProperty("os.name").equals("aix")) {
//     System.out.println("this is Linux");
//
//    } else if (System.getProperty("os.name").equals("Windows XP")) {
//     System.out.println("this is windows xp");
//    }

   //System.out.println("s:"+ConstantUtil.getSysPro());



   String sql = "";
   Class.forName("oracle.jdbc.driver.OracleDriver");
   Connection con = DriverManager.getConnection("jdbc:oracle:thin:@192.168.0.123:1521:DBNAME","userName","PWD");

   if(!con.isClosed())
    System.out.println("CONNECTION OK !");
   else
    System.out.println("CONNECTION error !");

//   Statement st = con.createStatement();
//   st.execute(sql);
   /*
   PreparedStatement pst = con.prepareStatement(sql);
   //pst.
   //System.getProperty()
   InitialContext ict = new InitialContext();
   DataSource ds = (DataSource)ict.lookup("");
   con =ds.getConnection();*/
  }
}

JAVA 数据库连接