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

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

2 / 10

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

3 / 10

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

4 / 10

Which function can we use to find the current transaction ID?

5 / 10

index row headers like table row headers contain xmin and xmax fields?

6 / 10

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

7 / 10

Page free space can often become fragmented?

8 / 10

Information about subtransactions is stored under?

9 / 10

The page header is located in the highest address?

10 / 10

CLOG contains how many bits for each transaction?

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