PostgreSQL is:

PostgreSQL has many modern features including:

PostgreSQL can be installed?

PostgreSQL runs on:

With PostgreSQL, you can access data by

Triggers can be configured to execute when which of the following operations are performed:

Which character function should be used to return a specified portion of a character string?

What do you infer from the following declarations?

1. arrayA type[]

2. arrayB type[][]

Which of the following help PostgreSQL avoid unnecessary locking of records?

Which of the following trigger function variables is not defined?

Will the following function compile and execute?

DECLARE

   intValue int4;

BEGIN

   intValue := 20 * 20;

   return intValue;

END;