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

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

2 / 10

The page header is located in the highest address?

3 / 10

Tuples can also be referred to as columns?

4 / 10

To identify different versions of one and the same row, PostgreSQL marks each of them with which two value?

5 / 10

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

6 / 10

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

7 / 10

CLOG Pages are never cached in memory?

8 / 10

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

9 / 10

Indexes values also support multi versioning with several versions of an index value existing at any point in time?

10 / 10

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

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