To create a database in PostgreSQL, you must have the special CREATEDB privilege or

What does the following statement do? CREATE INDEX lower_title_idx ON books ((lower(title)));

What command allows you to edit PostgreSQL queries in your favorite editor ?

To prevent transaction wraparound, a VACUUM operation should be run on every table no less than once every:

Asynchronous Commits:

The rule system:

Which of the following are supported by PostgreSQL?

What is the first step for manually installing PL/pgSQL in PostgreSQL?

A handler named 'plpgsqlHandle()' is created for installing PL/pgSQL. For creating the handler on 'SwineDB' database you would issue a command:

Premium Corp. uses alphanumeric characters for EmployeeID which contains 7 digits prefixed with 3 characters. The 3 characters describe the department code. You need to show the department code and the Employee number separately, where department code should be in capital letters. Which function(s) will you have to use for this?

Perfect Services provides financial services. You need to display data from the pers table for joining_date from '1/1/2005' to '31/12/2005' and the job should be for Analyst or Clerk or Salesman. Which select statement will you use?