Building Event-Driven Data Agents with BigQuery, Pub/Sub, and ADK

Building Event-Driven Data Agents with BigQuery, Pub/Sub, and ADK

Building Event-Driven Data Agents with BigQuery, Pub/Sub, and ADK

Original URL: https://cloud.google.com/blog/topics/developers-practitioners/building-event-driven-data-agents-with-bigquery-pubsub-and-adk/

Article Written: April 11, 2026

Added: April 27, 2026

Type: tutorial

Summary

The article discusses the implementation of event-driven data agents using Google Cloud technologies like BigQuery, Pub/Sub, and the ADK on Vertex AI. It emphasizes the importance of real-time data processing to address issues such as financial fraud and supply chain disruptions. The architecture allows for immediate anomaly detection and autonomous investigation, thereby reducing the need for manual intervention. The article provides a detailed explanation of the components involved, including continuous queries in BigQuery and Single Message Transforms in Pub/Sub.

💭 Your Thoughts

- In BQ We are persistent SQL queries that run continuously - Instead of Cloud Function to reformat these messages, you can handle it entirely within the Pub/Sub subscription using a Single Message Transform (SMT). SMTs allow you to run lightweight, inline JavaScript User-Defined Functions (UDFs) directly within Pub/Sub to map, reshape, or clean the payload on the fly. -

Data Problems Addressed