This article translates and consolidates Oracle Real Application Clusters 19c Technical Architecture, using 41 detailed diagrams to explain RAC concepts, configurations, cluster components, storage options, tools, and management commands for building and operating high‑availability Oracle databases.
This comprehensive tutorial walks through preparing the environment, configuring yum repositories and hosts, installing Oracle Grid Infrastructure with ASM disk groups, creating ASM disks, and finally building an Oracle database on a CentOS 7 system, including command examples and GUI steps.
This comprehensive tutorial walks you through preparing the environment, configuring the OS, setting up ASM disk groups, installing Oracle Grid Infrastructure, creating ASM disks, and building a database on a CentOS 7 cluster, complete with detailed screenshots for each step.
This guide walks through upgrading an Oracle MAA environment from 11.2.0.4 to 12.1.0.2 with no front‑end service interruption, covering environment overview, two Data Guard switchover cycles, transient logical standby conversion, rolling patch execution with physru.sh, and post‑upgrade cleanup steps.
