myjdbcupdate_tang.java

java的团队合作代码

package com.jk.jdbc;
import java.sql.*;
public class MyJdbcUpdate_tang {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		//初始化四个变量
		String username = "tangqb";
		String passwd = "tangqb";
		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;
		try{
			Class.forName(driver);
			conn = DriverManager.getConnection(url,username,passwd);
			String sql = "update test set name=? where id=?";
			pstmt = conn.prepareStatement(sql);
			pstmt.setInt(2, 100);
			pstmt.setString(1, "terryRen");
			pstmt.executeUpdate();
		}catch(Exception e){
			e.printStackTrace();
		}finally{
			try{
				{
					if(pstmt != null) pstmt.close();
					if(conn != null) conn.close();
				}					
			}catch(Exception e){
				e.printStackTrace();
			}
		}
	}

}