# Catalog: Add/Modify Monitor

Manage your data quality monitoring directly from the Data Catalog for a seamless asset-focused workflow. Perfect for data engineers and analysts who prefer context-aware monitoring setup.

## Monitor Management Options

### Option 1: Dedicated Config Module (Recommended for Bulk Setup)

* **Best for**: Setting up multiple monitors across different assets
* **Access**: Main navigation Config section
* **Guide**: [Enable Asset Monitoring](https://docs.decube.io/data-quality/enable-asset-monitoring)

### Option 2: Catalog Integration (This Guide)

* **Best for**: Asset-specific monitoring while browsing catalog
* **Access**: Individual asset details pages
* **Context**: Full asset metadata and lineage available

***

## Adding New Monitors from Catalog

<figure><img src="https://1779874722-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FTw0qpCVzfrIXqS4FEg4T%2Fuploads%2Fgit-blob-0d3efa5e1aadcf5e0eac9c8aa6356bb6da3529d1%2Fimage.png?alt=media" alt=""><figcaption><p>Overview for Add Monitor through Asset Details</p></figcaption></figure>

### Step 2: Create Monitor

1. **Click** the **"Add Monitor"** button
2. **Select** monitor type from the creation form
3. **Configure** settings based on asset characteristics

**Adding a New Monitor**

### Step 3: Choose Monitor Type

Select the appropriate monitor based on your asset needs:

**For Business-Critical Tables:**

<figure><img src="https://1779874722-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FTw0qpCVzfrIXqS4FEg4T%2Fuploads%2Fgit-blob-37b3cd270242c2dbd0939376ac5a5fdff69986e4%2Fimage.png?alt=media" alt=""><figcaption><p>Overview of Modify monitor form in Asset Details</p></figcaption></figure>

**Adding a New Monitor**

* [**Freshness**](https://docs.decube.io/data-quality/how-to-set-up-monitors/set-up-freshness-and-volume-monitors): Ensure timely data updates
* [**Volume**](https://docs.decube.io/data-quality/how-to-set-up-monitors/set-up-freshness-and-volume-monitors): Validate expected data loads

**For Data Quality Validation:**

* [**Field Health**](https://docs.decube.io/data-quality/how-to-set-up-monitors/set-up-field-tests): Column-level quality checks
* [**Custom SQL**](https://docs.decube.io/data-quality/how-to-set-up-monitors/custom-sql-monitors): Business rule validation

**Automatically Enabled:**

* **Schema Drift**: Already active for structural change detection

***

## Modifying Existing Monitors

### Quick Modification Process

1. **Locate** the monitor in the Monitor tab
2. **Click** the **ellipsis menu (︙)** next to the target monitor
3. **Select** "View Monitor" to access modification options

<figure><img src="https://1779874722-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FTw0qpCVzfrIXqS4FEg4T%2Fuploads%2Fgit-blob-7c381589b271390ed021f2d50324bdb6efd014f6%2Fimage.png?alt=media" alt=""><figcaption><p>Monitor modification interface with edit, disable, and delete options</p></figcaption></figure>

### Available Actions

> ⚠️ **Hint:** Modifying the frequency or row creation settings of auto-thresholded monitors may trigger retraining. This will remove all historical values from the monitor.

**✏️ Modify Settings:**

* Update thresholds and sensitivity
* Change monitoring frequency
* Adjust alert configurations

**⏸️ Enable/Disable:**

* Temporarily pause monitoring without losing configuration
* Useful during maintenance or data migration periods

**🗑️ Delete Monitor:**

* Permanently remove monitor and historical data
* Use with caution - action cannot be undone

<figure><img src="https://1779874722-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FTw0qpCVzfrIXqS4FEg4T%2Fuploads%2Fgit-blob-7b8c124b32e95a2ef7dd26fc348809e2babf3ce9%2Fimage.png?alt=media" alt=""><figcaption><p>Overview of Create a new monitor form</p></figcaption></figure>