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

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

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

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

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6. What does an Item Pointer contain?

choose 3

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

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

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

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

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