title: DEFAULT CURRENT_TIMESTAMP error in mysql while alter the table
body: <p>I'm getting error while executing any query in mysql even table is empty.</p>
  
  <pre><code>ALTER TABLE test_table ALTER COLUMN CREATED_DATE SET DEFAULT CURRENT_TIMESTAMP;
  
  ALTER TABLE test_table ADD COLUMN CREATED_DATE_temp DEFAULT CURRENT_TIMESTAMP;
  </code></pre>
  
  <p>error is : </p>
  
  <blockquote>
    <p>Category  Timestamp   Duration    Message Line    Position Error  01-06-2018
    10:35:57  0:00:00.000 MySQL Database Error: You have an error in your
    SQL syntax; check the manual that corresponds to your MySQL server
    version for the right syntax to use near 'DEFAULT CURRENT_TIMESTAMP'
    at line 1 9   0</p>
  </blockquote>
  
  <p>Any help please?</p>