{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/ModelField",
  "title": "ModelField",
  "type": "object",
  "description": "A field definition within a data model schema.",
  "required": [
    "name",
    "type"
  ],
  "properties": {
    "name": {
      "type": "string",
      "description": "Field name used as the identifier."
    },
    "type": {
      "type": "string",
      "description": "Data type of the field.",
      "enum": [
        "STRING",
        "INTEGER",
        "FLOAT",
        "BOOLEAN",
        "DATE",
        "DATETIME",
        "REFERENCE"
      ]
    },
    "required": {
      "type": "boolean",
      "description": "Whether this field is required."
    },
    "unique": {
      "type": "boolean",
      "description": "Whether this field must be unique across records."
    }
  }
}