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. Postgres table physical data files are always cross compatible across platforms?

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

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

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4. If a transaction is read only which kind of Transaction ID is it allocated?

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

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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. When a transaction is committed Postgres uses a special <replace with answer> structure?

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

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9. CLOG Pages are never cached in memory?

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

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