StarTree
In this guide, you'll learn how to use Estuary Flow to push data streams to StarTree using the Kafka data source.
StarTree is a real-time analytics platform built on Apache Pinot, designed for performing fast, low-latency analytics on large-scale data.
Connecting Estuary Flow to StarTree
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Generate a refresh token to use for the StarTree connection. You can generate this token from the Estuary Admin Dashboard.
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In the StarTree UI, navigate to the Data Sources section and choose Add New Data Source.
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Select Kafka as your data source type.
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Enter the following connection details:

- Bootstrap Servers:
dekaf.estuary.dev - Security Protocol:
SASL_SSL - SASL Mechanism:
PLAIN - SASL Username:
{} - SASL Password:
Your generated Estuary Refresh Token
- Bootstrap Servers:
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Configure Schema Registry: To decode Avro messages, enable schema registry settings:
- Schema Registry URL:
https://dekaf.estuary.dev - Schema Registry Username:
{}(same as SASL Username) - Schema Registry Password:
The same Estuary Refresh Token as above
- Schema Registry URL:
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Click Create Connection to proceed.