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

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

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

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

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

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

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

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

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9. indexes do not use row versioning?

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

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