---
title: Installed with Change Management - Collision Detector
description: Several types of components are installed with Change Management - Collision Detector.Change Management - Collision Detector adds or modifies the following tables.
locale: en-US
canonical_url: https://www.servicenow.com/docs/r/australia/it-service-management/change-management/r\_InstlldWthConfDetection.html
release: australia
product: Change Management
classification: change-management
topic_type: reference
last_updated: "2026-03-12"
reading_time_minutes: 1
breadcrumb: [Activate Change Management - Collision Detector, Change Management plugins, Configure, Change Management, IT Service Management]
---

# Installed with Change Management - Collision Detector

Several types of components are installed with Change Management - Collision Detector.

**Parent Topic:**[Activate Change Management - Collision Detector](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/it-service-management/change-management/t_ActivateConflictDetection.md)

## Tables installed with Change Management - Collision Detector

Change Management - Collision Detector adds or modifies the following tables.

|Table|Description|
|-----|-----------|
|Change request \[change\_request\]|Specifies the background color of the **Conflict status** message based on whether there is a conflict.|
|Blackout Schedule \[cmn\_schedule\_blackout\]|Represents a blackout schedule|
|Condition Schedule \[cmn\_schedule\_condition\]|Represents a schedule condition|
|Conflict \[conflict\]|Represents conflicts found during the detection process.|
|Maintenance Schedule \[cmn\_schedule\_maintenance\]|Represents a maintenance schedule|

Change Management - Collision Detector installs the following types of components:

-   Tables that store schedules, conflicts, and detection results.
-   Business rules that run the collision detection process.
-   Schedules, including blackout, maintenance, and condition schedules, used to evaluate conflicts.