7+ Firestore 使い方 Article

Simplified Firestore with Redis. Firestore is great, but I wanted to from medium.com

Introduction to Firestore

Firestore is a powerful NoSQL database that is used to store and sync data for web, mobile, and server-side applications. It is a cloud-based database that offers real-time data synchronization and offline data access. Firestore is a part of the Firebase suite of tools and services that are provided by Google.

Getting Started with Firestore

To get started with Firestore, you will need to create a Firebase project in the Firebase console. Once your project is created, you can add Firestore to your project by navigating to the Database section and selecting Firestore. From here, you can create a new database or import an existing one.

Creating Collections and Documents

After creating a database, you can start adding collections and documents to it. A collection is a group of documents that have similar properties, while a document is a single record within a collection. To create a new collection, navigate to the Collections tab and click the Add Collection button. You can then add documents to the collection by clicking the Add Document button.

Working with Data in Firestore

Firestore supports various data types, including strings, numbers, booleans, arrays, and maps. You can use the Firestore SDKs to read, write, update, and delete data from your database. Firestore also supports real-time data synchronization, which means that any changes made to the database are immediately reflected across all connected devices.

Querying Data in Firestore

Firestore supports various query types, including range, equality, and order-by queries. You can use the Firestore SDKs to query your database and retrieve specific documents or collections based on your query criteria. Firestore also supports composite queries, which allow you to combine multiple query types into a single query.

Securing Data in Firestore

Firestore provides various security rules that allow you to control access to your database. You can use these rules to restrict read and write access to specific documents or collections based on user roles or other criteria. Firestore also supports custom authentication, which allows you to integrate your own authentication system with Firestore.

Using Firestore with Web Applications

Firestore can be used with web applications by including the Firestore SDK in your HTML file. You can then use the SDK to interact with your database and retrieve or update data in real-time. Firestore also supports offline data access, which means that your web application can continue to function even when the user is not connected to the internet.

Using Firestore with Mobile Applications

Firestore can also be used with mobile applications by including the Firestore SDK in your mobile app code. You can then use the SDK to interact with your database and retrieve or update data in real-time. Firestore also supports offline data access, which means that your mobile application can continue to function even when the user is not connected to the internet.

Using Firestore with Server-side Applications

Firestore can be used with server-side applications by including the Firestore SDK in your server-side code. You can then use the SDK to interact with your database and retrieve or update data in real-time. Firestore also supports custom authentication, which allows you to integrate your own authentication system with Firestore.

Conclusion

Firestore is a powerful NoSQL database that offers real-time data synchronization and offline data access. It can be used with web, mobile, and server-side applications and supports various data types and query types. Firestore also provides security rules that allow you to control access to your database. With Firestore, you can build robust and scalable applications that are easy to maintain and update.