# databases.<name>.engine

> Database engine.

Database engine. Valkey is Redis-compatible.

- **Type:** `postgres`, `valkey`, `mysql`
- **Required:** yes
- **Since:** manifest v1

## Example

```yaml
databases:
  main:
    engine: postgres
```

## See also

- [databases](/docs/manifest/databases/): all fields of `databases`
- [guv.yaml reference](/docs/manifest/)