java数据库编程 - Alice&Bob

java数据库编程

• 查询结果获取
  • 

     1     String sql= "select * from tables where a =\'"+a+"\';";
     2         
     3     st = (Statement) conn.createStatement();  
     4         
     5         ResultSet rs = st.executeQuery(sql); 
     6         System.out.println(" 执行完查询语句，开始取数据");
     7         
     8         if(rs.first()) {  
     9             filename=rs.getString("appFilePath");
    10             System.out.println("appFilePath："+rs.getString("appFilePath"));  
    11             
    12             filemd5=rs.getString("appFileMd5Value");
    13             System.out.println("appFileMd5Value："+rs.getString("appFileMd5Value")); 
    14             
    15             scriptname=rs.getString("scriptFilePath");
    16         }      

    ResultSet（）