So, what do you think is the most fundamental difference between NESTED LOOPS and HASH JOINS?
This is not a trick question. You’re welcome to write your opinion in the comments section – and I’ll follow up with an article about it (my opinion) later today…
Update: The answer article is here:
NB! I am running one more Advanced Oracle Troubleshooting training in 2018! You can attend the live online training and can download personal video recordings too. The Part 1 starts on 29th January 2018 - sign up here!