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

CLOG contains how many bits for each transaction?

2 / 10

In Postgres, tables are often referred to as which of the below?

3 / 10

Which 2 of the below represent transaction IDs used for row versioning?

4 / 10

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

5 / 10

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

6 / 10

indexes do not use row versioning?

7 / 10

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

8 / 10

Information about subtransactions is stored under?

9 / 10

Page free space can often become fragmented?

10 / 10

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

Your score is

0%