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

The page header stores checksum and the sizes of the other parts of the page?

2 / 10

CLOG Pages are never cached in memory?

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

A page along with its tuples is read into the buffer cache with compression transformations to enhance cache efficiency?

7 / 10

Postgres table physical data files are always cross compatible across platforms?

8 / 10

Each page has a layer that usually consists of?

choose 2

9 / 10

UPDATE can be regarded as which 2 separate operations?

10 / 10

Which function can we use to find the current transaction ID?

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