# Rule definitions
Rule definitions specify the criteria and actions performed by a rule.
Click **Definitions** on the **Metadata Rules** card to open the **Rule Definitions** table on the Manage Metadata Rules page.
The information in the **Rule Definitions** table is described below.
| Column | Description |
| ----------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **Rule Definition** | The name of the rule definition. |
| **Description** | The description of the rule definition. |
| **Created By** | The creator of the rule definition. |
| **Rule Type** | The type of rule definition. |
| **Applied Rule** | Shows whether the rule definition was applied. |
| **State** | Controls the state of the rule definition:
- Click Enable to enable the rule definition for use.
- Click Disable to disable the rule definition.
|
| **View** | Click to view the rule definition. |
| 
| The More options icon:
- Click and choose Edit to edit the rule definition.
- Click and choose Delete to delete the rule definition.
|
| 
| The **Delete** icon. Click to delete a rule definition. |
Click \*\*Import Rule Definition\*\* or \*\*Export Rule Definition\*\*, respectively, to import or export a rule definition. See the following topics when importing or exporting rule definitions:
*
*
Click **Add Rule Definition** to add a new rule definition. See the following topics when working with rule definitions:
* [Creating a rule definition](/pdc-10.2-data-optimizer/pdso-management/pdso-use-rules/pdc-rule-definitions/pdc-creating-a-rule-definition.md)
* [Editing a rule definition](/pdc-10.2-data-optimizer/pdso-management/pdso-use-rules/pdc-rule-definitions/pdc-editing-a-rule-definition.md)
* [Deleting a rule definition](/pdc-10.2-data-optimizer/pdso-management/pdso-use-rules/pdc-rule-definitions/pdc-deleting-a-rule-definition.md)
---
# Agent Instructions: Querying This Documentation
If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.
Perform an HTTP GET request on the current page URL with the `ask` query parameter:
```
GET https://docs.pentaho.com/pdc-10.2-data-optimizer/pdso-management/pdso-use-rules/pdc-rule-definitions.md?ask=
```
The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.
Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.