# qds.spDeleteItemSet

## Description
Removes an item set from the QDS database along with its attribute tolerances, links, and checklist references.

## Parameters
- `@itemSetId` (int): ID of the item set to delete.

## Key Operations
Deletes from:
- `attributeTolerance`
- `itemSetLink`
- `chkShtItemSetLink`
- `itemSet`

## Return Value
Total number of deleted rows.

### Code Example
```sql
-- Example: Delete an item set with ID 42
EXEC qds.spDeleteItemSet @itemSetId = 42;