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

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

2 / 10

CLOG contains how many bits for each transaction?

3 / 10

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

4 / 10

status of a subtransaction is written into CLOG?

5 / 10

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

6 / 10

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

7 / 10

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

8 / 10

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

9 / 10

What does an Item Pointer contain?

choose 3

10 / 10

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

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