How to Connect PostgreSQL to Grafana | Complete Step-by-Step Guide

In this step-by-step tutorial, you’ll learn how to connect a PostgreSQL database to Grafana and create your first dashboard. We’ll cover creating a PostgreSQL database and table, inserting sample data, connecting it to Grafana as a data source, and building visual panels to query and display the data. Ideal for beginners and developers working with data visualization tools!

⏱ Timestamps:
00:01 – Introduction: Connecting PostgreSQL to Grafana
00:03 – Creating a new PostgreSQL database
00:09 – Listing all databases and selecting the new one
00:16 – Checking existing tables with \d
00:31 – Creating a to-do table with ID and title
00:50 – Executing SQL to create the table
01:00 – Verifying the table exists
01:03 – Selecting from the table (it's empty)
01:08 – Inserting sample data (to-do items)
01:32 – Viewing inserted data in the table
01:40 – Summary: PostgreSQL setup is complete
01:51 – Navigating to Grafana data sources
01:59 – Selecting PostgreSQL from the list of data sources
02:15 – Configuring PostgreSQL connection (host, port, credentials)
02:39 – Testing connection to PostgreSQL (success)
02:50 – Creating a new Grafana dashboard
03:03 – Naming the dashboard
03:18 – Accessing and opening the new dashboard
03:25 – Selecting the PostgreSQL data source
03:30 – Writing SQL queries in Grafana
03:45 – Choosing visualization panels
03:52 – Confirmation: Grafana is successfully connected to PostgreSQL

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