1. 安装Firebase Admin SDK NuGet包: Install-Package Google.Cloud.Firestore 2. 初始化Firestore客户端: using Google.Cloud.Firestore; // 创建Firestore数据库实例 FirestoreDb db = FirestoreDb.Create("your-project-id"); 3. 获取数据: // 指定要获取数据的文档路径 DocumentReference docRef = db.Collectio...
FirebaseFirestore rootRef = FirebaseFirestore.getInstance();DocumentReference uidRef = rootRef.collectio...
(); FirebaseFirestore firestore = FirebaseFirestore.instance; CollectionReference collectionRef = firestore.collection('your_collection'); DocumentSnapshot docSnapshot = await collectionRef.doc('your_document').get(); List<dynamic> dataArray = docSnapshot.data()['your_array_field']; return data...
();// Document referenceconstdocRef=db.collection('yourCollectionName').doc('yourDocumentId');// Get the documentdocRef.get().then((doc)=>{if(doc.exists){console.log('Document data:',doc.data());}else{console.log('No such document!');}}).catch((error)=>{console.log('Error ...
获取文档时出错。 com.google.firebase.firestore.FirebaseFirestoreException: FAILED_PRECONDITION: 查询需要一个索引。你可以在这里创建它: https ://console.firebase.google.com/project/exam-package/data...
firebaseFirestore.collection("photos").document("photo_" + currentPhotoNumber).set(data); } } // Add a comment to photo_13 for (QueryDocumentSnapshot document : task.getResult()) { DocumentReference documentReference = document.getReference(); ...
Firebase Firestore Plugin Integrates seamlessly with Firebase Firestore, offering an intuitive and powerful interface for managing Firestore data and executing...
Usually the date, location & reference are not converted correctly when you backup the Firestore database. In order to import correctly, you have to pass to parameters for the options: // Import optionsconstoptions={dates:['date1','date1.date2','date1.date2.date3'],geos:['location','...
问AndroidX和FirebaseFirestore提供了java.lang.RuntimeExceptionEN我刚刚开始迁移一个项目来使用Firebase和...
Looking into com.google.cloud.spring.data.firestore.repository.query.PartTreeFirestoreQuery code the error is caused by: // In Firestore, a field that is used as a document ID can only be of String type fieldFilterBuilder.setValue( Value.newBuilder() .setReferenceValue( this.reactiveOperations...