AWS – Announcing Automatic Workload Management for Amazon Redshift Concurrency Scaling

Amazon Redshift now offers more efficient query processing for Redshift Concurrency Scaling clusters. Concurrency Scaling automatically adds and removes capacity to handle unpredictable demand from thousands of concurrent users.
Automatic Workload Management(AutoWLM) is designed to process queries more efficiently and is now enabled with Concurrency Scaling clusters.

Read More for the details.