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

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

2 / 10

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

3 / 10

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

4 / 10

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

5 / 10

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

6 / 10

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

7 / 10

UPDATE can be regarded as which 2 separate operations?

8 / 10

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

9 / 10

psql provides a special mode that allows you to continue a transaction after a failure?

10 / 10

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

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