Learn about the change in certain functionality of Flink and Cloudera SQL Stream Builder
  that has resulted in a change in behavior from the previously released version of Cloudera Streaming Analytics.
  
   
    - Summary: 
 
    - Use KNOX for Cloudera SQL Stream Builder as Load-Balancer
 
    - Previous behavior:
 
    - Cloudera SQL Stream Builder used a Load Balancer instance with nginx to support high availability.
 
    - New behavior:
 
    - Cloudera SQL Stream Builder only uses KNOX as a load-balancer if there are multiple instances. See Enabling High Availability for Cloudera SQL Stream Builder.
 
    
   
    - Summary: 
 
    - Cloudera SQL Stream Builder sampling now uses the Server-Sent Events (SSE) protocol.
 
    - Previous behavior:
 
    - Cloudera SQL Stream Builder samples were delivered via a websocket connection.
 
    - New behavior:
 
    - The sampling functionality in Cloudera SQL Stream Builder is using the Server-Sent Events (SSE) protocol to support using KNOX as a load-balancer. See Enabling High Availability for Cloudera SQL Stream Builder.