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sdk-for-dart/docs/examples/databases/decrement-document-attribute.md
2026-02-12 05:22:22 +00:00

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```dart
import 'package:dart_appwrite/dart_appwrite.dart';
Client client = Client()
.setEndpoint('https://<REGION>.cloud.appwrite.io/v1') // Your API Endpoint
.setProject('<YOUR_PROJECT_ID>') // Your project ID
.setSession(''); // The user session to authenticate with
Databases databases = Databases(client);
Document result = await databases.decrementDocumentAttribute(
databaseId: '<DATABASE_ID>',
collectionId: '<COLLECTION_ID>',
documentId: '<DOCUMENT_ID>',
attribute: '',
value: 0, // (optional)
min: 0, // (optional)
transactionId: '<TRANSACTION_ID>', // (optional)
);
```