High Availability and Disaster Recovery are critical requirements for enterprise workloads in Oracle Cloud Infrastructure (OCI). Oracle Data Guard provides replication and failover capabilities for Oracle Databases, ensuring business continuity in case of planned or unplanned outages. This blog explains how to configure Data Guard in OCI and how to monitor its status using both […]
The interview questions around Oracle 19c Data Guard should probe deeply into architecture-level decision making, high availability strategy, disaster recovery automation, and real-time performance tuning. Below is a curated list of strategic and technically challenging interview questions appropriate for such a senior-level profile: Architecture & Design-Level Questions Configuration & Implementation Monitoring, Troubleshooting & Performance Tuning […]
Monitoring Oracle Data Guard environments—especially in mission-critical setups—requires a robust and proactive approach. Oracle 19c provides a suite of dynamic performance views (V$ views), built-in diagnostics, and enterprise-grade tools to monitor and troubleshoot both Redo Transport Services and Redo Apply Services. This post highlights the essential views, tools, and practical metrics DBAs should leverage to […]
With the widespread adoption of Oracle Multitenant Architecture in enterprise environments, understanding how Data Guard operates with Container Databases (CDBs) and Pluggable Databases (PDBs) is critical. Oracle 19c, being a Long-Term Support (LTS) release, offers mature support for CDB-based Data Guard configurations. However, DBAs and architects must factor in specific considerations to ensure a robust, […]