To read a single document, we can use DocumentReference’s get() method that returns a Task<DocumentSnapshot> , while reading multiple documents from a collection or Query, we can use Firestore Query’s get() method that returns an object of type Task<QuerySnapshot>. Both methods read the data only once.
Read moreHow do I retrieve my firestore data?
There are two ways to retrieve data stored in Cloud Firestore. Either of these methods can be used with documents, collections of documents, or the results of queries: Call a method to get the data . Set a listener to receive data-change events.
Read moreIs Firebase firestore NoSQL?
NoSQL database built for global apps Cloud Firestore is a NoSQL document database that lets you easily store, sync, and query data for your mobile and web apps – at global scale.
Read moreIs firestore SQL or NoSQL?
Cloud Firestore is a NoSQL , document-oriented database. Unlike a SQL database, there are no tables or rows. Instead, you store data in documents, which are organized into collections. Each document contains a set of key-value pairs.
Read moreWhat kind of database is Firebase firestore?
Both Realtime Database and Cloud Firestore are NoSQL Databases . Stores data as one large JSON tree. Simple data is very easy to store.
Read moreHow do you get firebase collection in flutter?
Get to know Firebase for Flutter
Read moreHow do I get data from collections in firestore?
There are two ways to retrieve data stored in Cloud Firestore. Either of these methods can be used with documents, collections of documents, or the results of queries: Call a method to get the data . Set a listener to receive data-change events.
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