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

Tuples can also be referred to as columns?

3 / 10

Page free space can often become fragmented?

4 / 10

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

5 / 10

Information about subtransactions is stored under?

6 / 10

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

7 / 10

Each page has a layer that usually consists of?

choose 2

8 / 10

Rows of TOAST tables are handled in such a way that they are never update?

9 / 10

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

10 / 10

UPDATE can be regarded as which 2 separate operations?

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