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

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

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

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

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

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6. CLOG files are stored in which directory?

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7. Information about subtransactions is stored under?

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

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

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

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