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

2 / 10

CLOG contains how many bits for each transaction?

3 / 10

What does an Item Pointer contain?

choose 3

4 / 10

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

5 / 10

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

6 / 10

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

7 / 10

a transaction containing a savepoint is will still be considered as only a single transaction?

8 / 10

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

9 / 10

Which of the below are true about a Pages Item Pointer?

10 / 10

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

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