Database recommendations This chapter contains a list of recommended practices for database usage. Oracle RAC (active-active or multi-node) configurationDb2 HADR (active-passive with automatic client reroute) configurationMSSQL Server (Always On availability groups) configurationPostgreSQL (Patroni, HAProxy, or external load balancer) configurationDatabase maintenance and optimization tipsTo ensure optimal performance and prevent severe system issues, such as Out of Memory (OOM) errors, systematically manage and maintain saved query tasks within the Dynamic Workload Console.Parent topic: Best practices