> ## Documentation Index
> Fetch the complete documentation index at: https://docs.paradedb.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Empty

<Danger>
  **Legacy Docs:** This page describes our legacy API. It will be deprecated in
  a future version. Please use the [v2 API](/) where possible.
</Danger>

## Basic Usage

Serves as a placeholder, matching no documents. It's useful for testing scenarios or specific edge cases.

<CodeGroup>
  ```sql Function Syntax theme={null}
  -- Returns no rows
  SELECT description, rating, category
  FROM mock_items
  WHERE id @@@ paradedb.empty();
  ```

  ```sql JSON Syntax theme={null}
  -- Returns no rows
  SELECT description, rating, category
  FROM mock_items
  WHERE id @@@ '{"empty": null}'::jsonb;
  ```
</CodeGroup>

<div className="mt-8" />