title: NodeJS MYSQL Query result Buffer?
body: <p>mysql select query result ...</p>
  
  <pre><code>//nodejs database.js
  var mysql      = require('mysql');
  var connection = mysql.createConnection({
      host     : 'localhost',
      user     : 'me',
      database : 'test',
      password : '1234'
  });
  
  // nodejs app.js
  app.get('/api/v0.1/getPostList', function(req, res) {
          limit_count = 5;
          db.query(postModel.postList(limit_count) , function(err, rows) {
              if (err) throw err;
              console.log(rows)
              res.json(rows);
          });
      });
  
  //result
  RowDataPacket {
      POST_SEQ: 13,
      POST_TYPE: &lt;Buffer 31 31 30 30&gt;,
      CATEGORY: &lt;Buffer 49 54 20 2f 20 4d 4f 42 49 4c 45&gt;, ...
  </code></pre>
  
  <hr>
  
  <p>why query data buffer type?<br/>
  I do not know the cause.</p>
  
  <p>java query data success<br/>
  
  [DEBUG][2016-10-28 19:20:24,160] &lt;== Row: 13, 1100, GAME ...</p>