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. The page header is located in the highest address?

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2. CLOG files are stored in which directory?

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3. Which 2 items does a Virtual XID consist of?

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

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

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6. indexes do not use row versioning?

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

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8. psql provides a special mode that allows you to continue a transaction after a failure?

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

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

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