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

# Attribute Keys

## **reservoir.attribute\_keys**

This table contains records with information about each attribute key.

Query examples can be found here:

[https://dune.com/queries/1302930/2232305](https://dune.com/queries/1302930/2232305)

| **Column name** | **Type**  | **Description**                          |
| --------------- | --------- | ---------------------------------------- |
| id              | string    | Internal attribute key id                |
| collection\_id  | string    | Associated collection id                 |
| key             | string    | The name of the attribute                |
| kind            | string    | Value type (string, number, date, range) |
| rank            | number    | Sort order                               |
| created\_at     | timestamp | Timestamp the attribute key was created  |
| updated\_at     | timestamp | Timestamp the attribute key was updated  |