title: Redshift: How to list all users in a group
body: <p>Getting the list of users belonging to a group in Redshift seems to be a fairly common task but I don't know how to interpret BLOB in grolist field.</p>
  
  <p>I am literally getting "BLOB" in grolist field from TeamSQL. Not so sure this is specific to TeamSQL but I kind of remember thatI got a list of IDs there instead previously in other tool</p>