ScyllaDB Enterprise Release 2019.1.2

ScyllaDB Enterprise 2019.1.2 is a patch release focused on enhancing the stability and robustness of the ScyllaDB Enterprise 2019.1 branch by addressing various issues and adding mechanisms for better error handling and reporting. This release includes fixes for potential race conditions, unhandled exceptions, undefined behaviors, and segmentation faults, as well as improvements in the handling of streaming, SSTable operations, and connection authentication. It also addresses specific CQL-related errors and performance issues, such as redundant RPC connections during repairs and inefficiencies in large collection operations. The update encourages ScyllaDB Enterprise customers to coordinate with the support team for upgrading to this version, which is designed to maintain the high performance required for real-time big data workloads.