Contents

List of Figures

List of Tables

Title and Copyright Information

Preface

• Audience
• Documentation Accessibility
• Conventions

1 Introduction and Requirements

• OPatch Features
• Requirements for OPatch
• Environment Variables OPatch Uses
• Backup Recommendations

2 Using Interim Patches

• Structure of Interim Patches
• Interim Patch Versions
  • Metadata Tag
  • Patch Information Directory
• Retrieving Interim Patches

3 OPatch Prerequisite Checks

• Prerequisite Checks in OPatch
  • Check ORACLE_HOME Environment Variable
  • Check for JRE and JDK
  • Check for System Space
  • Check for Oracle Universal Installer and OPatch Version Compatibility
  • Check for Patch Applicable on Operating System
  • Check for System Commands
• Additional Prerequisite Checks for Oracle Real Application Clusters
  • Check for User Equivalence
  • Check for OPatch lsinventory

4 OPatch Utility and Commands

• OPatch Utility Basic Syntax
• apply Command
• napply Command
• auto Command
• lsinventory Command
• query Command
• rollback Command
• version Command

5 Oracle Real Application Clusters Patching

• Specifying Node Names and Lists
• All Node Patching
• Rolling Patching
• Minimum Downtime Patching

6 Resolving Patch Conflicts

• Types of Conflicts
• Patch Conflict Behavior for Apply and Napply
• Patch Conflict Detection and Resolution

7 Recovery and Troubleshooting

• Logging and Tracing
• Restoring Oracle Homes
• Recovering from a Failed Patching Session Using OPatch
  • Oracle Real Application Clusters (RAC) Setup
• Troubleshooting OPatch
• Frequently Asked Questions

Index