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Oracle Database Patching: Step-by-Step Guide And Best Practices

Written by Rachid Belouche —
Introduction   Patching an Oracle Database environment reliably at scale requires a repeatable process, clear prerequisites, and disciplined testing. This guide provides a step‑by‑step operational workflow for patching using modern practices, image builds, Update Advisor validation, and Fleet Patching and Provisioning (FPP) orchestration, plus practical best practices to reduce downtime and risk. Step 0 : Preparation and prerequisites Entitlement and accounts: Confirm CSI/Oracle support entitlements and any required SSO/OCI credentials. Network and transport: Ensure management hosts can reach Oracle transport endpoints or configured object stores. Inventory: Collect a complete inventory of Oracle homes, versions, and customizations. Backups and recovery: Verify backups and test restore procedures; snapshot or image backups are recommended for quick rollback. Step 1 : Inventory and assessment Automated discovery: Use FPP or DBCA to collect Oracle Inventory and home metadata. Ru...
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What Is Oracle Update Advisor

Written by Rachid Belouche —
Introduction   Oracle Update Advisor is a managed advisory capability that evaluates the software health of Oracle homes and images, maps findings to recommended updates, and produces artifacts that support automated, low‑risk updates. It is designed to be the software‑health engine for modern Oracle operations, enabling teams to move from ad‑hoc patching to policy‑driven, image‑based maintenance. Core functions Assessment: Scans Oracle homes or candidate images and reports missing patches, configuration drift, and compatibility issues. Policy alignment: Evaluates compliance against a defined maintenance policy and returns a Green/Yellow/Red status. Recommendations: Produces a prioritized list of RUs/MRPs and configuration changes required to reach compliance. Artifact generation: When requested, builds a gold image that contains the recommended updates and is ready for deployment. How it fits into operational workflows CI/CD integration: Add Update Advisor assessments as pipe...
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What Is Oracle Maximum Availability Architecture (MAA)

Written by Rachid Belouche —
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Introduction   Maximum Availability Architecture (MAA) is Oracle’s set of design principles, reference architectures, and operational practices aimed at delivering predictable, resilient database availability. MAA is not a single product; it is a holistic approach that combines architecture patterns, operational discipline, and tooling to meet stringent availability and recovery objectives. Overview Oracle Maximum Availability Architecture (MAA) Core principles of MAA Design for failure: Assume components will fail and design redundancy and automated recovery into the system. Reduce blast radius: Use isolation, segmentation, and controlled failover to limit the impact of failures. Automate recovery: Automate failover, patching, and provisioning to reduce human error and mean time to recover. Maintain software hygiene: Keep software consistent and patched; software drift undermines redundancy. Test continuously: Regularly exercise failover, backup, and recovery procedures ...
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What Is Oracle LiveLabs

Written by Rachid Belouche —
Hello everyone, Today, we're going to talk about Oracle LiveLabs . So, what is Oracle LiveLabs in brief? Oracle LiveLabs is a hands-on learning platform from Oracle that lets developers, data professionals, students, and IT teams run guided workshops and labs against real Oracle products and cloud services. Oracle LiveLabs focuses on experiential learning: instead of reading documentation, you follow step-by-step exercises that provision resources, deploy code, and explore features in a live environment.  What LiveLabs Provides workshops? LiveLabs delivers a library of workshops that cover topics such as cloud infrastructure, databases, machine learning, and application development. The platform supports both running labs on your own Oracle Cloud account and reserving a LiveLabs sandbox if you don’t have resources available.  Each LiveLab workshop typically includes objectives, prerequisites, a sequence of tasks, and downloadable artifacts so you can reproduce the lab in your...
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What Is Oracle Code Innovate Program

Written by Rachid Belouche —
Hello everyone, Today, we're going to talk about a very interesting program for developers, we're going to talk about  Oracle Code Innovate Program . The oracle code innovate is a five days online event where 4 or more developers who are going to be paired with Oracle experts engineers during the event to build a prototype for the organization, the organization should have a business case defined in advance, the main goal of the program is to help organization to turn the idea/business case into reality using cloud services both platform (PaaS) and infrastructure (IaaS). Unfortunately, the program is available customer in North America only, as a person who is a big fan of Oracle technologies I hope to see the program available to customer worldwide since it's a virtual program, but in the current moment it's offered to customer in North America with no announcement to make it public worldwide.  Oracle need a 3 weeks notice to plan and prepare for the event, Oracle expe...
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