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. Page header sizes can be easily displayed using the <choose from answers> extension

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3. CLOG contains how many bits for each transaction?

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

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

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

choose 2

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

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

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

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

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