Oracle DBA Training Series: Session-23: Oracle Database Patching (Pre-Steps, Post-Steps & Rollback)

Welcome to Session-23 of the Oracle DBA Training Series (Aug’2024–Jan’2025)! In this session, we focus on Oracle Database Patching for Single Instance Databases, including the complete patching lifecycle, pre-checks, execution, validation, and rollback procedures. 🔹 Topics Covered ✅ Oracle Database Patching Overview • Why patching is required • Types of Oracle patches (RU, RUR, OJVM, One-off) • Understanding OPatch utility and versions ✅ Pre-Patching Steps • Environment validation & health checks • Checking patch conflicts • Backups and configuration captures • OPatch lsinventory & version checks ✅ Applying the Patch (Single Instance) • Stopping services cleanly • Executing OPatch apply • Handling patch conflicts and warnings • Validating patch application ✅ Post-Patching Steps • Startup validation • Component status checks • Verify patch success • Running datapatch (if required) ✅ Patch Rollback • Rolling back applied patches using OPatch • Validating rollback • Common rollback issues and solutions This session includes complete hands-on demonstration of the patching workflow used by DBAs in real production environments. 📌 Resources: * Previous Session (22): Oracle DataGuard Part-3 (Failover & Broker) → https://youtu.be/4saf2ElunzE * Full Playlist: Oracle DBA Training Series → https://www.youtube.com/playlist?list=PLUyvpMtrnS-A2jMBCBw9Bi-1-sVrIODPt 👉 Don’t forget to Like, Share & Subscribe, and hit the 🔔 bell icon to stay updated with upcoming sessions on Oracle DBA Production Scenarios, Performance, and High Availability. 🔥 *For DBA Training or Database Assistance, Call/WhatsApp:* tel: +91 8169158909 🌐 *Explore our Website links below for More Courses/contents/documents:* *Purchase Ready course:* Complete Oracle DBA Course https://www.oracledbaonlinetraining.com/product-page/complete-oracle-dba-course-from-beginner-to-expert-level *Purchase the Documents related to our YouTube videos:* Oracle DBA YouTube Video Related Documents https://www.oracledbaonlinetraining.com/product-page/oracle-dba-youtube-video-related-documents 🔥 *Join Our Exclusive Membership Program Today for only INR Rs.1199:* Become a member now and enjoy benefits such as loyalty badges, exclusive members-only videos, early access to new content, priority comment replies, and exclusive DBA content related to various topics. [Join Now](https://www.youtube.com/channel/UC2T1Mrk9cbFx3-Dk6mLI1Hw/join) 🔥 *EXCLUSIVE MEMBERSHIP BENEFITS:* 1) Loyalty badges 2) Emojis 3) Exclusive members-only videos 4) Early access to new videos 5) Priority comment replies 6) Exclusive DBA content on various topics #oracledatabase #OracleDBAOnlineTraining #oracle19c #oracle12c #oracledbacourse ---------------- *ABOUT OUR CHANNEL:* Welcome to Oracle DBA Online Training! Our channel covers a diverse range of topics including Oracle Database architecture, installation, database upgrades, administration, Data Guard, RAC database architecture, GoldenGate, and more. 🔗 *Check out our channel here:* Oracle DBA Online Training https://www.youtube.com/channel/UC2T1Mrk9cbFx3-Dk6mLI1Hw 🚀 *Don't Forget to Subscribe!* ---------------- 🌐 *Find Us At:* Oracle DBA Online Training: https://www.oracledbaonlinetraining.com/ 📧 *Get in Touch:* Email: [email protected] 🌐 *Connect with Us:* - *WhatsApp:* WhatsApp Now https://wa.me/918169158909 - *Facebook:* Follow Us https://www.facebook.com/oracledbaonline - *Telegram:* Join Our Channel https://t.me/joinchat/nWHoPJ9C27BjMmI1 - *LinkedIn:* Connect https://www.linkedin.com/in/oracle-dba-online-training-and-support - *Twitter:* Follow @online_dba https://twitter.com/ORADBAONLINE - *Blogger:* Read Our Blog https://oracledbatrainingexperts.blogspot.com 💰 *Support Us on PayPal:* Donate Now: https://www.paypal.me/oracledbatraining Thank you for being part of our community! Your support drives us to create valuable content for Oracle DBAs and enthusiasts.