The Industrial AI Podcast Featuring Apache IoTDB: Exploring Time Series Data Management with AINode

In a recent episode of The Industrial AI Podcast [1], the prominent moderator Robert Weber and the honored guest Dr. Julian Feinauer delved into the world of time series data management and the innovative solutions provided by Apache IoTDB and Timecho. Dr. Feinauer shared insights into Timecho’s enterprise offerings and introduced the built-in machine learning framework, AINode, emphasizing the significance of efficient data handling in industrial applications.

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The original podcast, Episode 238: AINode: Deploy the model in the database, is available at: The Industrial AI Podcast welcomes suggestions for topics, criticism and stars on Apple, Spotify and Co.

Understanding Apache IoTDB

Apache IoTDB is an open-source time series database designed to handle vast amounts of data, particularly from sensors and IoT applications. Dr. Feinauer highlights its exceptional performance, especially in managing high-frequency data from millions of devices with millisecond sampling rates. The database is optimized for minimal memory footprint and hardware usage, making it ideal not only for scale industrial applications, but also on edge devices. [2]

One of the standout features of Apache IoTDB is its ability to operate efficiently on constrained devices, thanks to its excellent memory and hardware usage. Additionally, its superior performance in benchmarks sets it apart from other time series databases. These attributes make Apache IoTDB a preferred choice for industrial use cases, such as managing telemetry data from vehicle fleets and monitoring critical infrastructure like nuclear power plants.

Introduction to AINode

The discussion then shifts to AINode, an enterprise feature available exclusively in TimechoDB, the commercial version of Apache IoTDB. AINode is the third internal node after ConfigNode and DataNode in Apache IoTDB. This node extends the capability of IoTDB to perform machine learning analysis on time series data by interacting with the DataNode and ConfigNode clusters. AINode integrates machine learning capabilities directly into the database, allowing for seamless AI model deployment and inference within the database environment.

AINode extends the capability of Apache IoTDB by introducing machine learning models directly into the database engine. It supports the registration, management, and inference of pre-existing machine learning models using simple SQL commands. This integration eliminates the need for data migration to separate machine learning platforms, ensuring faster and more secure data processing.

AINode offers several key advantages:

1. Simplicity and Ease of Use: Users can manage and deploy machine learning models using SQL statements without needing extensive programming knowledge.

2. Avoidance of Data Migration: Direct application of machine learning models on data stored in IoTDB accelerates processing and enhances security.

3. Built-in Advanced Algorithms: AINode includes advanced algorithms for time series forecasting, anomaly detection, and data annotation, providing native analytical capabilities within the database

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AINode allows users to register deep learning models and use built-in models for various tasks. For example, the built-in Stray model can be used for anomaly detection with a simple SQL call. Additionally, users can employ window functions like head, tail, and count to handle data appropriately for model inference. [3]

Future Prospects

Looking ahead, Dr. Feinauer discusses potential enhancements to AINode, including the integration of auto-ML capabilities for automated model training. Timecho aims to gather feedback from customers to refine these features and explore new possibilities in time series data management and AI integration.

Dr. Julian Feinauer's insights on The Industrial AI Podcast shed light on the innovative capabilities of Apache IoTDB and AINode. Timecho continues to push the boundaries of time series data management, offering robust solutions that cater to the evolving needs of industrial applications. As the field progresses, the integration of AI and time series databases promises to unlock new levels of efficiency and intelligence in data handling.

About The Industrial AI Podcast

The Industrial AI Podcast, hosted by Peter Seeberg and Robert Weber in Germany, boasts hundreds of thousands of subscribers and delivers weekly insights into the latest developments in AI and machine learning across engineering, robotics, automotive, process, and automation industries. The podcast features engaging discussions with professionals from leading IT companies like Google and Microsoft, industrial giants such as Bosch and Siemens, as well as academia and startups. Its mission is to demystify industrial AI and inspire users with practical applications and innovative solutions.

About the Speaker

Dr. Julian Feinauer is CEO of pragmatic industries, and has been a long-time committer and PMC member of the open-source project Apache IoTDB. With a passion for databases, Dr. Feinauer joined Timecho two years ago to offer professional support and enterprise features based on Apache IoTDB.


  1. The Industrial AI Podcast, Ep.238: AINode: Deploy the model in the database,

  2. Apache IoTDB,

  3. AINode,