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Important

The SingleStore 9.0 release candidate (RC) gives you the opportunity to preview, evaluate, and provide feedback on new and upcoming features prior to their general availability. In the interim, SingleStore 8.9 is recommended for production workloads, which can later be upgraded to SingleStore 9.0.

Load Data using the SingleStore Kafka Sink Connector

The SingleStore Kafka Sink Connector is a Kafka Connect connector that enables you to ingest AVRO, JSON, and CSV messages from Kafka topics into SingleStore. It is a Sink (target) connector designed to read data from Kafka topics and write the data to SingleStore databases.

For related information, refer to the following topics:

How the SingleStore Kafka Sink Connector Works

Understand how the connector streams data, processes records, creates tables in SingleStore, etc.

Getting Started with Apache Kafka (Self-Managed)

Install and use the Java-based connector with open-source Apache Kafka.

Getting Started with Confluent Cloud (Custom Connect)

Use the SingleStore Kafka Sink Connector as a custom connector on Confluent Cloud.

Getting Started with Confluent Cloud (Self-Managed)

Use the connector on Confluent Cloud by deploying it on a self-managed Kafka Connect cluster.

Getting Started with Confluent Platform

Use the connector on Confluent Platform.

Data Mapping

Understand how the connector maps records from each Kafka topic to a SingleStore table.

Data Type Mapping

Data type mapping between Kafka Connect schema types and SingleStore data types.

SingleStore Kafka Sink Connector Properties

Configuration properties supported by the connector.

In this section

Last modified: August 4, 2025

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Verification instructions

Note: You must install cosign to verify the authenticity of the SingleStore file.

Use the following steps to verify the authenticity of singlestoredb-server, singlestoredb-toolbox, singlestoredb-studio, and singlestore-client SingleStore files that have been downloaded.

You may perform the following steps on any computer that can run cosign, such as the main deployment host of the cluster.

  1. (Optional) Run the following command to view the associated signature files.

    curl undefined

  2. Download the signature file from the SingleStore release server.

    • Option 1: Click the Download Signature button next to the SingleStore file.

    • Option 2: Copy and paste the following URL into the address bar of your browser and save the signature file.

    • Option 3: Run the following command to download the signature file.

      curl -O undefined

  3. After the signature file has been downloaded, run the following command to verify the authenticity of the SingleStore file.

    echo -n undefined |
        cosign verify-blob --certificate-oidc-issuer https://oidc.eks.us-east-1.amazonaws.com/id/CCDCDBA1379A5596AB5B2E46DCA385BC \
          --certificate-identity https://kubernetes.io/namespaces/freya-production/serviceaccounts/job-worker \
          --bundle undefined \
          --new-bundle-format -
    Verified OK