{
  "name": "NULL",
  "type": "value",
  "groups": ["Fields and Values"],
  "description": "Equates to a NULL value.",
  "examples": [
       { "expression":"NULL", "returns":"a NULL value" }
  ],
  "notes": "To test for NULL use an <i>IS NULL</i> or <i>IS NOT NULL</i> expression."
}