---
title: Data source Rules
description: "The below table shows the list of ServiceNow data source rules that are checked by Quality Clouds. | Description | Severity | Area of impact | | --- | --- | --- | | [JDBC Data Sources with \"Use last…"
url: "https://community-staging.qualityclouds.com/qcdocs/qc/by-configuration-element/data-source-rules/"
updated: "2025-03-21"
category: Rules for ServiceNow / By Configuration Element
---

# Data source Rules

The below table shows the list of ServiceNow data source rules that are checked by Quality Clouds.

| Description | Severity | Area of impact |
| --- | --- | --- |
| [JDBC Data Sources with "Use last run datetime" option unchecked](https://qualityclouds.com/documentation/docs/qc/servicenow-rules/jdbc-data-sources-with-use-last-run-datetime-option-unchecked/) | Warning | Performance |
| [Modified Out of the Box Element](https://qualityclouds.com/documentation/docs/qc/servicenow-rules/modified-out-of-the-box-element/) | Warning | Scalability |