Skip to Main Content

General Database Office Hours

Free tips and training every month! Subscribe for reminders and more from Office Hours. FAQ

Header container

September 17, 2020

13:00 UTC   Start Times Around the World

Subscribe to be notified of changes to sessions and give us feedback!

Having trouble watching the video on this page? Open the video in your browser.


Your Database Questions Answered
In this edition of General Database topics, we explored:

- The ins and outs of setting columns to UNUSED, and why DROP COLUMN is almost never needed.

- Critical things you need to be aware of this when using DBMS_JOB and upgrading to 19c

- How to estimate the space gains you'll make from doing a reorganisation after data maintenance, and how to decide if you will really benefit...

Your Experts

    Connor McDonald

    Connor McDonald   

    Connor McDonald is a former Oracle ACE Director who has joined the Oracle Developer Advocates Team. He has co-authored three books, is a popular speaker at Oracle conferences around the world, and is best known as a member of the AskTOM team.