Oracle Database Administration from Zero to Hero - Shrinking Segments (Part 2 of 2)

This lecture covers methods for managing database space, focusing on shrinking tables, deallocating unused space, and moving tables. It explains the steps for shrinking database segments, including enabling row movement and handling table indexes. The lecture also discusses the use of COMPACT and CASCADE options, analyzing table space, and guidelines for deciding when to shrink tables. Additionally, it covers deallocating unused space and moving tables while maintaining index usability.

What are the first three methods discussed for managing database tables?

Explain the process required to fully shrink a database table.

What is the significance of enabling row movement in a table?

Describe the implications of changing row IDs on table indexes.

How does the 'COMPACT' option differ from the 'SHRINK SPACE' option?

What are the guidelines for deciding whether to shrink a table?

What is the purpose of the 'ALTER INDEX SHRINK SPACE' statement?