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. Tuples can also be referred to as columns?

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

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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. The page header is located in the highest address?

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

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

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7. CLOG files are stored in which directory?

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

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

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

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