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.

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1. The page header is located in the highest address?

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

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

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4. UPDATE can be regarded as which 2 separate operations?

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

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6. Each page has a layer that usually consists of?

choose 2

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

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8. Indexes values also support multi versioning with several versions of an index value existing at any point in time?

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9. Tuples can also be referred to as columns?

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

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