> For the complete documentation index, see [llms.txt](https://docs.deltastream.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.deltastream.io/reference/sql-syntax/command/list-descriptor_sources.md).

# LIST DESCRIPTOR\_SOURCES

## Syntax

```sql
[ LIST | SHOW ] DESCRIPTOR_SOURCES;
```

## Description

This command provides a list of [descriptor sources](/reference/sql-syntax/data-format-serialization.md) within the [organization](/overview/core-concepts/access-control.md#_organiation).

A descriptor source is listed only if the current role has `USAGE` privileges.

## Examples

```sh
demodb.public/demostore# SHOW DESCRIPTOR_SOURCES;
+-----------+-------+----------+----------------+----------+-------------------------------+-------------------------------+
|  Name     |  Tags |  Type    |  Url           |  Owner   |  Created At                   |  Updated At                   |
+===========+=======+==========+================+==========+===============================+===============================+
| pageviews | []    | protobuf | <download_url> | sysadmin | 2024-06-05 17:38:56 +0000 UTC | 2024-06-05 17:38:56 +0000 UTC |
+-----------+-------+----------+----------------+----------+-------------------------------+-------------------------------+
```