In this episode of daily DBA, I pick up 5 important DBA related questions and give my answers! Do not forget to checkout BONUS QUESTION at the end of the video!

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Questions Picked-up For This Episode:

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1. How to choose protection modes in Dataguard environment?

2. What is the difference between count(*) and count(column_name)?

3. Could you please explain cpu tuning parameter on database?

4. My database size is 500 GB and what's the recommended size for FRA ?

5. Does virtual column inside Oracle make query faster?

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