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

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2. status of a subtransaction is written into CLOG?

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3. CLOG Pages are never cached in memory?

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4. Tuples can also be referred to as columns?

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

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

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7. Page free space can often become fragmented?

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

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

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

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