# DatabaseClusterLookupOptions

Properties for looking up an existing DatabaseCluster.

- Source: [`aws-rds/lib/cluster.ts`](https://github.com/aws/aws-cdk/blob/v2.275.0/packages/aws-cdk-lib/aws-rds/lib/cluster.ts#L597)
- Type last changed: v2.205.0 · 15 Jul 2025

## Example

```ts
declare const myUserRole: iam.Role;

const clusterFromLookup = rds.DatabaseCluster.fromLookup(this, 'ClusterFromLookup', {
  clusterIdentifier: 'my-cluster-id',
});

// Grant a connection
clusterFromLookup.grantConnect(myUserRole, 'my-user-id');
```

## Properties

- `clusterIdentifier`: string (required) — The cluster identifier of the DatabaseCluster.