Firebase feature comparison (v8 to v9)

Last updated: 8/19/2021 at 2:28am

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This is a reference for translating current Firebase functionality into the new tree-shakeable functionality found in the new v9 beta.

Documented features

• Analytics
  • Log event
  • Set user properties
  • Measure eCommerce
• Authentication
  • Sign in
    • Email and password
    • "Magic" email link
    • Phone number
    • Anonymous
    • Providers
      • Google
      • Facebook
      • Apple
      • Twitter
      • Github
      • Microsoft
      • Yahoo
    • Sign out
  • Auth state listener
  • Update user
  • Delete user
  • Verify email
  • Set email
  • Reset password
  • Set password
• Config
• Firestore
  • Add/set a document
  • Add/set a document w/ auto ID
  • Merge/update a document
  • Get a document
  • Get a collection
  • Listen to a document
  • Listen to a collection
  • Delete a document
  • Server timestamp
  • Array union
  • Array remove
  • Increment
  • Batch operations
    • Write
    • Set
    • Update
    • Delete
    • Commit
  • Queries
    • where
    • orderBy
    • limit
    • array-contains
    • startAt
    • endAt
    • query cursors
    • pagination
• Functions
  • Https callable
• React hooks
  • useAuthState
  • useFirebaseStorage
  • useGetFirestoreDoc
• Initialization
• Messaging
  • Get a registration token
  • Foreground message
  • Background message
• Realtime database (80% completed)
  • Write
  • Read
  • Read once
  • Update
  • Remove
• Storage
  • Reference
  • Upload
    • Blob/file
    • Byte array
    • String
  • Tasks
  • Download
  • Delete
  • List

Quick example

Get/read a single Firestore document

Additional examples from Twitter

Part 1 - Initialization, imports and exports

Part 2 - Basic auth features

Part 3.1 - Get/read a single Firestore doc