Online Documentation for SQL Backup for PostgreSQL
Specifying backup source
At this step you need to select the database(s) to create backup for.
Use the 
Select All or 
Unselect All buttons to select or unselect all the servers at once. The 
Invert Selection button allows you to reverse the server selection.
Server
Select the server for creating backup.
Databases
Highlight the database name to add it to the list for creating backups.
