Which of the following is not a valid integer array?

What is the difference between DO 'some code...' and EXECUTE 'some code...' statements?

Locks are recorded in:

When restoring a database backed up with pg_dump, it's generally a good idea to enable WAL.

Hash indexes are not crash-safe

True or false: When a table is created which uses a table name as a column type, not null constraints on the column type's table definition are honored by the including table.

Which of the following statements regarding ordinary views are incorrect?

Which of the following security features is inbuilt in PostgreSQL?

Choose the correct statement:

Which of the following options can be used to create and initialize a new database cluster within your file system?

What does the pg_dump command do?

pg_dump CustomerDatabase