Introduced in pgAdmin III v1.4, pgAgent is a job scheduling agent for PostgreSQL, capable of running multi-step batch/shell and SQL tasks on complex schedules.
From pgAdmin 1.9 onwards, pgAgent is distributed independently of pgAdmin. It may be downloaded from the download area on the pgAdmin website.
Installation - pgAgent may be installed on one or more servers.
Creating jobs - jobs may be easily created using pgAdmin III.
Creating schedules - each job may have one or more schedules.
Creating Steps - each job consists of one or more steps, each of which may be an SQL or batch/shell script.