> ## Documentation Index
> Fetch the complete documentation index at: https://docs.r28.ai/charter/llms.txt
> Use this file to discover all available pages before exploring further.

# data_sources_retrieve

> Get a data source's column schema — the names, types and select options a write has to match. This returns the schema, not the rows; `data_sources_query` returns those.

<div className="tool-route"><span className="tool-row-method" data-method="GET">GET</span><code>{"https://api.notion.com/v1/data_sources/{dataSourceId}"}</code></div>

```python notion_data_sources_retrieve.py theme={null}
from charter.packs import notion

result = await notion.data_sources_retrieve.ainvoke({"dataSourceId": ...})
```

<Note>
  Requires `Read content`.
</Note>

## Path parameters

<div className="reference-table">
  | Field                                                                | Type     | Description                |
  | -------------------------------------------------------------------- | -------- | -------------------------- |
  | `dataSourceId` <span className="required" title="required">\*</span> | `string` | The ID of the data source. |
</div>