# qds.spDeleteAttribute

## Description
Recursively deletes an attribute and all its descendants from the QDS schema, removing associated links, tolerances, and data sources.

## Parameters
- `@attributeId` (int): The ID of the root attribute to delete.

## Key Operations
- Builds a recursive list of attributes to delete using a CTE
- Deletes associated records from:
  - `qds.chkItemAttrLink`
  - `qds.attributeDataSource`
  - `qds.attributeTolerance`
- Nulls out parentId references for attributes being deleted
- Deletes the attributes themselves

## Return Value
Returns the total number of rows deleted from all affected tables.

### Example

```sql
-- Delete an attribute and its children recursively
DECLARE @deletedRows INT;
EXEC @deletedRows = qds.spDeleteAttribute @attributeId = 103;
SELECT @deletedRows AS DeletedRows;