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Important

New database features are no longer connected to engine versions; features are now enabled independently during scheduled update windows, and “major” and “minor” releases no longer exist in Helios. Please visit the release notes to view the latest features available in your database clusters.

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.

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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

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