Basic-Level Interview Questions 1. What is Oracle GoldenGate? Oracle GoldenGate is a real-time data replication and integration solution that enables transactional data to be moved across heterogeneous systems with minimal latency. It supports high-availability, zero-downtime migration, reporting offloading, and active-active database configurations. 2. What are the key components of Oracle GoldenGate architecture? The core components […]
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 […]
These questions focus on architectural depth, troubleshooting acumen, performance tuning, HA/DR integrations, and strategic considerations, aligning with enterprise-level expectations. 1. Explain the internals of Oracle RAC interconnect. How do you troubleshoot interconnect latency or packet loss? 2. How does Oracle 19c handle split-brain scenarios? What improvements were made over previous versions? 3. What are the […]