title: Select all columns except null or NVL all null
body: <p>Is any way to select all columns in a record where fields are not null or NVL the null fields to ''?
  Im working on ORACLE</p>
  
  <p>Something like this</p>
  
  <pre><code>SELECT * IS NOT NULL
  FROM table
  WHERE id_table ='001'
  </code></pre>
  
  <p>or like this </p>
  
  <pre><code>SELECT NVL(*,'')
  FROM table
  WHERE id_table ='001'
  </code></pre>