Fauna · Schema

Fauna Document

Represents a document in a Fauna collection. Documents are the primary data unit in Fauna and consist of fields with values. Each document belongs to a collection and has a unique reference identifier, creation timestamp, and transaction timestamp.

Properties

Name Type Description
id string Unique identifier for the document within its collection.
coll string The name of the collection this document belongs to.
ts integer Transaction timestamp in microseconds since the Unix epoch representing the last time this document was modified.
data object The user-defined fields and values stored in this document. Field names and types are defined by the collection schema.
View JSON Schema on GitHub

JSON Schema

fauna-document-schema.json Raw ↑
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://fauna.com/schemas/fauna/document.json",
  "title": "Fauna Document",
  "description": "Represents a document in a Fauna collection. Documents are the primary data unit in Fauna and consist of fields with values. Each document belongs to a collection and has a unique reference identifier, creation timestamp, and transaction timestamp.",
  "type": "object",
  "required": ["id", "coll", "ts"],
  "properties": {
    "id": {
      "type": "string",
      "description": "Unique identifier for the document within its collection."
    },
    "coll": {
      "type": "string",
      "description": "The name of the collection this document belongs to."
    },
    "ts": {
      "type": "integer",
      "description": "Transaction timestamp in microseconds since the Unix epoch representing the last time this document was modified."
    },
    "data": {
      "type": "object",
      "additionalProperties": true,
      "description": "The user-defined fields and values stored in this document. Field names and types are defined by the collection schema."
    }
  },
  "additionalProperties": true,
  "$defs": {
    "DocumentReference": {
      "type": "object",
      "description": "A reference to a Fauna document by its collection and ID.",
      "required": ["id", "coll"],
      "properties": {
        "id": {
          "type": "string",
          "description": "Unique identifier of the referenced document."
        },
        "coll": {
          "type": "string",
          "description": "Collection name of the referenced document."
        }
      }
    },
    "NamedDocument": {
      "type": "object",
      "description": "A system document referenced by name rather than ID, such as collections, indexes, and roles.",
      "required": ["name", "coll"],
      "properties": {
        "name": {
          "type": "string",
          "description": "The unique name of the system document."
        },
        "coll": {
          "type": "string",
          "description": "The system collection this document belongs to, such as Collection, Index, or Role."
        },
        "ts": {
          "type": "integer",
          "description": "Transaction timestamp of the last modification."
        }
      }
    }
  }
}

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