Are the contents of the pg_autovacuum system catalog saved when pg_dumpall is used to backup the database?

On a UNIX system, what is the best way to prevent all non-local connections to the postmaster?

Can deferrable constraints be deferred by a trigger?

After a PostgreSQL installation, how will you create the database cluster?

How will you change the TCP port which PostgreSQL will listen to?

Which of the following queries will create a table with two fields, "id" and "name" with "id" as an auto incrementing primary key?

In the following operation, which ones can trigger a trigger?

Out of the following backup approaches, which ones are applicable to PostgreSQL?

Which index types are supported by PostgreSQL?

Which authentication methods are supported by PostgreSQL?

Which will create a table with a multidimensional array as second column?