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. CLOG files are stored in which directory?

2 / 10

2. If a transaction is read only which kind of Transaction ID is it allocated?

3 / 10

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

4 / 10

4. CLOG Pages are never cached in memory?

5 / 10

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

6 / 10

6. psql provides a special mode that allows you to continue a transaction after a failure?

7 / 10

7. status of a subtransaction is written into CLOG?

8 / 10

8. What does an Item Pointer contain?

choose 3

9 / 10

9. virtual IDs exist only in PGDATA/pg_vxid when not cached?

10 / 10

10. Which 2 items does a Virtual XID consist of?

Your score is

0%