$ sudo apt-get update
$ sudo apt-get install falconpl-dbi-postgresql 

falconpl-dbi-postgresql is installed in your system.

Make ensure the falconpl-dbi-postgresql package were installed using the commands given below,

$ sudo dpkg-query -l | grep falconpl-dbi-postgresql *

You will get with falconpl-dbi-postgresql package name, version, architecture and description in a table

falconpl-dbi-postgresql package basic information: