PostgreSQL 14 Internals Quiz

Created by Paul Sammy

PostgreSQL 14 Internals Chapter 3

A quiz to test the knowledge of those reading and learning from Postgres 14 Internals book by Egor Rogov, covering topics in Chapter 3.

1 / 10

1. When a row is created, its xmin value is set to the transaction ID of which command?

2 / 10

2. If a transaction aborts, all page changes are reverted(rolled back) in place?

3 / 10

3. CLOG files are stored in which directory?

4 / 10

4. CLOG Pages are never cached in memory?

5 / 10

5. status of a subtransaction is written into CLOG?

6 / 10

6. Page header sizes can be easily displayed using the <choose from answers> extension

7 / 10

7. UPDATE can be regarded as which 2 separate operations?

8 / 10

8. The page Special Space is located at the start of the page with highest address

9 / 10

9. Which of the below are true about a Pages Item Pointer?

10 / 10

10. at any one time Postgres can have several versions of a row?

Your score is

0%