title: How do I routinely kill MySQL queries that have been alive for "too long"?
body: <p>How do I routinely kill MySQL queries that have been alive for "too long"?</p>
  
  <p>Is there a system information table of sorts that shows all current queries, and their age?</p>
  
  <hr>
  
  <p>Edit:  updated question from "killing connections" to "killing queries"</p>