Oracle Database Administration from Zero to Hero - Practice - Managing Undo Data

This video tutorial covers managing undo data in a database. It includes examining undo statistics, activating the undo advisor, and calculating the required undo tablespace size for a specific retention period. The tutorial assumes a virtual machine setup and guides through creating SQL scripts, generating undo data, and analyzing its impact. It also discusses using the undo advisor for recommendations and calculating the minimum required tablespace size.

What tasks are performed in managing undo data in a database?

Explain the significance of undo statistics in database management.

What is the purpose of the undo advisor?

How can one manually calculate the required undo size for a specific retention value?

Describe the process of creating an AWR snapshot.

What factors influence the number of unexpired undo blocks in a database?

What is the relationship between undo retention and the size of the undo tablespace?

What steps should be taken to ensure optimal undo tablespace size?

How does the workload affect the required undo retention?

Discuss the implications of having an inadequate undo tablespace size.