title: AWS Redshift adding nodes and changing from Single-node to Multi-nodes to increase the disk size
body: <p>As I am new to Redshift, I have the following questions.</p>
  <p>When adding new node to increase the disk space which &quot;distribution style&quot; that i need to
  choose?</p>
  <p>As my purposes is increasing the disk space do i need to consider &quot;distribution style&quot; or any changes in already written    queries(queries works in single node without any issues)?</p>