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

# Glossary

> Every term that might be unfamiliar.

| Term                | Meaning                                                                                                           |
| ------------------- | ----------------------------------------------------------------------------------------------------------------- |
| **API**             | Application Programming Interface -- a way for one program to talk to another over the internet.                  |
| **Endpoint**        | A specific URL on the API that does one thing. `GET /v1/datasets` is an endpoint.                                 |
| **HTTP method**     | The verb of the request: `GET` reads, `POST` sends data.                                                          |
| **Header**          | Extra info attached to a request -- like `Authorization` for your key, or `Content-Type` for the body's format.   |
| **Body**            | The data sent with a request. JSON for this API. Only on POST here.                                               |
| **JSON**            | A text format for structured data. `{"key": "value"}`.                                                            |
| **Bearer token**    | A type of API key sent in the `Authorization` header with the word `Bearer` in front.                             |
| **Scope**           | A permission attached to your key. Without the right scope, you'll get `403`.                                     |
| **Rate limit**      | Maximum requests per minute. Default 60.                                                                          |
| **Pagination**      | Splitting big results across multiple responses.                                                                  |
| **Cursor**          | An opaque string the API gives you so you can ask for "the next page."                                            |
| **Filter**          | A rule that narrows results -- e.g. only rows where `state = AZ`.                                                 |
| **Operator**        | The verb in a filter -- `eq`, `in`, `between`, etc.                                                               |
| **Schema**          | The shape of a table -- column names, types, what filters work on each.                                           |
| **Export**          | An async file download. You request it, we build it, you download it.                                             |
| **Signed URL**      | A temporary URL that includes a token proving you're allowed to access a file. No auth header needed.             |
| **Idempotency-Key** | A custom header you send so retries don't create duplicates.                                                      |
| **ISO 8601**        | A standard date format like `2026-05-09T12:14:00Z`. The `Z` means UTC.                                            |
| **E.164**           | A standard phone number format like `+16025159996`.                                                               |
| **PII**             | Personally Identifiable Information -- names, emails, phones, addresses. Treat carefully.                         |
| **request\_id**     | The opaque identifier we attach to every request and echo in error responses. Include it when contacting support. |