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July 10

14:00 UTC   Start Times Around the World

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Edition-Based Redefinition
Edition-based redefinition makes it possible to support Oracle Database-powered apps with zero downtime. Using EBR can be complicated when rolling out changes to data structures.

It is easy to use, however, when you simply need to patch packages and other pieces of PL/SQL code. In this Office Hours session, Chris Saxon took you through the simple steps needed to get up and running with EBR, and avoid those ORA-04068 errors forevermore!

If you'd like to see a demo of EBR in action, jump straight to 36:00 in the video!

Key highlights include:

02:30 - challenges with deploying PL/SQL into high uptime environments pre-EBR
17:30 - pre 11.2 solutions to deploy PL/SQL with zero downtime
33:45 - overview of how EBR works
36:00 - live demo showing how to use EBR to deploy PL/SQL
52:30 - gotchas and caveats when using EBR
01:00:30 - Summary of the benefits of using EBR

Your Experts

Chris Saxon
Chris Saxon, Oracle Developer Advocate for SQL    
Chris Saxon is an Oracle Developer Advocate and quizmaster on Dev Gym. His job is to help you get the best out of the Oracle Database and have fun with SQL! He's also part of the answer team on Ask TOM and creates YouTube videos at The Magic of SQL channel.
Steven Feuerstein
Steven Feuerstein, Developer Advocate for PL/SQL    
Steven Feuerstein is a Senior Advisor at Insum Solutions (, and is obsessed with the Oracle PL/SQL language, having written ten books on it (all published by O'Reilly Media). You will find an abundance of quizzes from Steven at the Dev Gym. Enjoy!