SingleStore Flow XL Ingest API

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XL Ingest handles the initial transfer of large tables by breaking them into smaller logical partitions. You can use this API to select and configure tables for slicing, and transfer data from source databases to SingleStore in parallel slices.

Prerequisites

Before using the XL Ingest APIs, ensure that the table to be ingested is selected in Ingest, Skip Initial Extract is enabled for the table, and a full extract has been performed to copy only the schema.

Base URL

All XL Ingest API requests must be sent to the following base URL:

Http

http://<host>:<port>/ixl

Where <host> is the hostname or IP address and <port> is the port number where the XL Ingest service is running.

XL Ingest API Reference

The following endpoints include HTTP methods, required headers, request and response formats, and example requests.

Last modified: October 9, 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.

(Optional) Run the following command to view the associated signature files.
Shell
```
curl undefined
```
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.
  Shell
```
curl -O undefined
```

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

Shell

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