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 files are stored in which directory?

2 / 10

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

3 / 10

Information about subtransactions is stored under?

4 / 10

What does an Item Pointer contain?

choose 3

5 / 10

index row headers like table row headers contain xmin and xmax fields?

6 / 10

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

7 / 10

The page header is located in the highest address?

8 / 10

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

9 / 10

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

10 / 10

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

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