title: JDBC prepared statement, batch insert performance improvement
body: <p>I have a huge set of data, and i want to insert them on database at once, i used prepared statement with batch insert but it takes around <code>15 seconds</code> on <code>pstmt.executeBatch()</code>.
  I'm looking for best results (around <code>5 seconds</code>), how could i achieve my goal?</p>
  
  <p>auto commit is disabled.</p>
  
  <p>number of insert statements: 100000 statement.</p>