SingleStore Extension Commands

SingleStore extension commands are custom commands unique to SingleStore Kai. You can run the following extension commands using a SingleStore Kai-enabled endpoint.

Function	Description
createCollection	Creates a new collection.
createIndexes	Creates indexes on MongoDB® collections.
createLink	Creates a new link used to connect with remote MongoDB® instances.
createView	Creates a non-materialized view.
dotProduct	Returns the scalar product of two vector inputs.
dropLink	Deletes a link created using the `createLink` command.
euclideanDistance	Returns the scalar Euclidean distance between two vector inputs.
getDefaultCollectionOptions	Returns the defaults that are used when a collection is created implicitly by a write command.
merge	Writes the result of an aggregation pipeline to a specified collection.
setDefaultCollectionOptions	Sets the defaults that are used when a collection is created implicitly by a write command.
setProfilingLevel	Sets the database profiling level for queries run using the SingleStore Kai (`mongodb://`) endpoint.
sql	Runs the specified SQL statement.
vectorSearch	Performs an approximate nearest neighbor (ANN) vector search.

In this section

Last modified: March 25, 2025

Was this article helpful?

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