myjdbcpra_yanggx.java

java的团队合作代码

package com.jk.jdbc;

import java.sql.*;

public class MyJdbcPra_yanggx {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		String username = "yanggx";
		String password = "ygx1028";
		String driver = "oracle.jdbc.driver.OracleDriver";
		String url = "jdbc:oracle:thin:@10.22.78.99:1521:XE";
		//定义jdbc操作的变量
		Connection conn = null;
		PreparedStatement pstmt = null;
		//由于要做insert操作,所以不定义结果集ResultSet
		try{
			//1. 注册driver
			Class.forName(driver);
			//2. 获得链接
			conn = DriverManager.getConnection(url, username, password);
			//3. 获得Statement
			String sql = "insert into test values(?,?)";
			pstmt = conn.prepareStatement(sql);
			//4. 执行sql语句
			pstmt.setInt(2, 100);
			pstmt.setString(1, "hello");
			pstmt.executeUpdate();
		}catch(Exception e){
			e.printStackTrace();
		}finally{
			//关闭资源
			try{
				if(pstmt != null) pstmt.close();
				if(conn != null) conn.close();
			}catch(Exception e){
				e.printStackTrace();
			}
		}
	}

}