# SET Clause

The UPDATE clause assigning new values to columns.

## What does **SET Clause** do in a relational database?

**SET Clause** — The UPDATE clause assigning new values to columns.

```sql
UPDATE customer
SET status = 'inactive'
WHERE customer_id = 1;
```

Level: Apprentice · [More Database terms at this level](https://www.ask-codey.com/glossary/subjects/database/apprentice)

Updated: September 27, 2026

Source: https://www.ask-codey.com/glossary/set-clause