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.

1 / 10

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

2 / 10

a transaction containing a savepoint is will still be considered as only a single transaction?

3 / 10

A page along with its tuples is read into the buffer cache with compression transformations to enhance cache efficiency?

4 / 10

CLOG contains how many bits for each transaction?

5 / 10

Tuples can also be referred to as columns?

6 / 10

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

7 / 10

CLOG files are stored in which directory?

8 / 10

Which of the below are true about a Pages Item Pointer?

9 / 10

UPDATE can be regarded as which 2 separate operations?

10 / 10

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

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