## MedplumSourceInfraConfig.rdsInstances property  
**Signature:**  
```typescript
rdsInstances: ValueOrExternalSecret<number>;
```  
- [MedplumSourceInfraConfig.rdsInstances property](/content/docs/sdk/core.medplumsourceinfraconfig.rdsinstances#medplumsourceinfraconfigrdsinstances-property/index.html)