$this</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">dbType</span><span style="color: #007700">===</span><span style="color: #DD0000">'timestamp'&nbsp;</span><span style="color: #007700">)<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$this</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">defaultValue</span><span style="color: #007700">=</span><span style="color: #0000BB">null</span><span style="color: #007700