How To Install libpq-dev on Debian 9

In this tutorial we learn how to install libpq-dev on Debian 9. libpq-dev is header files for libpq5 (PostgreSQL library)

Introduction

In this tutorial we learn how to install libpq-dev on Debian 9.

What is libpq-dev

libpq-dev is:

Header files and static library for compiling C programs to link with the libpq library in order to communicate with a PostgreSQL database backend.

PostgreSQL is an object-relational SQL database management system.

There are three methods to install libpq-dev on Debian 9. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install libpq-dev Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install libpq-dev using apt-get by running the following command:

sudo apt-get -y install libpq-dev

Install libpq-dev Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install libpq-dev using apt by running the following command:

sudo apt -y install libpq-dev

Install libpq-dev Using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Debian. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install libpq-dev using aptitude by running the following command:

sudo aptitude -y install libpq-dev

How To Uninstall libpq-dev on Debian 9

To uninstall only the libpq-dev package we can use the following command:

sudo apt-get remove libpq-dev

Uninstall libpq-dev And Its Dependencies

To uninstall libpq-dev and its dependencies that are no longer needed by Debian 9, we can use the command below:

sudo apt-get -y autoremove libpq-dev

Remove libpq-dev Configurations and Data

To remove libpq-dev configuration and data from Debian 9 we can use the following command:

sudo apt-get -y purge libpq-dev

Remove libpq-dev configuration, data, and all of its dependencies

We can use the following command to remove libpq-dev configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge libpq-dev

Dependencies

libpq-dev have the following dependencies:

References

Summary

In this tutorial we learn how to install libpq-dev package on Debian 9 using different package management tools: apt, apt-get and aptitude.