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Important

Helios features are now enabled during weekly update windows and are no longer directly tied to SingleStore engine releases. Refer to the release notes to view the latest features available in your Helios cluster.

JSON Type

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The JSON data type stores any valid JavaScript Object Notation data values, including objects, maps, arrays, and nested types. Refer to Using JSON for more information.

Although the JSON type can be declared with a maximum length of up to 4GB, the size of any single JSON value you insert or assign is limited by max_allowed_packet. By default, max_allowed_packet is 100 MB and can be increased to up to 1 GB.

Data Type

Size

Size (Not Null)

JSON

20 bytes + data size

16 bytes + data size

Valid JSON Values

SingleStore accepts any value that conforms to the JSON standard (RFC 8259) as a valid JSON value.

JSON Value Type

Example

Object

{"name":"Alice","age":30}

Array

[1, 2, 3]

String

"hello"

Number

123, 3.14, -1e10

Boolean

true, false

Null

null

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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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