Flashback Query - Oracle SQL Certification (1Z0-071) | Section 16, Video 6

In this lesson, you’ll learn how to query past versions of table data using Flashback Query without actually restoring the table.

Flashback Query allows you to view the state of a table at a specific point in time or SCN, which is useful for auditing, troubleshooting, and comparing historical data.

📌 What you’ll learn:

What Flashback Query is and how it differs from Flashback Table

How to query a table’s past state using AS OF TIMESTAMP

How to retrieve historical data using AS OF SCN

How Flashback Query lets you analyze previous data without modifying the table

How to use Flashback Query to compare data changes over time

This feature is especially useful when you need to investigate past data states without altering the current table.

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