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Co-authored-by: gdziuba <gmdziuba@gmail.com>
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sumitshinde-84 and gdziuba authored Jun 18, 2024
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In the context of IoT and IIoT applications, time series databases are essential for storing data based on timestamps. While InfluxDB has been a popular choice for a long time, another time series database, TimescaleDB, is gaining popularity. This article will cover how to use TimescaleDB with Node-RED, how TimescaleDB works, and the queries needed when building IoT applications.

If you prefer video tutorials, a few months ago, Gray, OT Data & Community Strategist at Flowfuse, conducted a [live session on TimescaleDB](https://www.youtube.com/watch?v=MD1U6LDqJ1c).
If you prefer video tutorials, a few months ago, Grey, OT Data & Community Strategist at Flowfuse, conducted a [live session on TimescaleDB](https://www.youtube.com/watch?v=MD1U6LDqJ1c).

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### Configuring PostgreSQL node with TimescaleDB configurations

Before proceeding further make sure you have added environment variables for your TimescaleDB configuration details, for more information refer to [Using environment variables with Node-RED](/blog/2023/01/environment-variables-in-node-red/).
Before proceeding, make sure you have added environment variables for your TimescaleDB configuration details. For more information, refer to [Using environment variables with Node-RED](/blog/2023/01/environment-variables-in-node-red/).

1. Drag a PostgreSQL node onto the canvas and double-click on it.
2. Click on the edit icon next to the Server input field to add configuration details in the PostgreSQL config node.
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