# Introducing COUNT, TTLs, and better scaling in Firestore

DevFeed: [Introducing COUNT, TTLs, and better scaling in Firestore](<https://devfeed.tech/articles/introducing-count-ttls-and-better-scaling-in-firestore-16499.md>)

Original publisher: [Read original article](<https://firebase.blog/posts/2022/12/introducing-firestore-count-ttl-scale>)

Author: Rafi Khan; David East

Published: 2022-12-08T00:00:00Z

Content type: release

Language: en

Sources: [Firebase Blog](<https://devfeed.tech/sources/firebase-blog.md>)

Topics: [Firestore](<https://devfeed.tech/topics/firestore.md>), [Database](<https://devfeed.tech/topics/database.md>), [Cloud](<https://devfeed.tech/topics/cloud.md>)

Tags: [collection-group-queries](<https://devfeed.tech/tags/collection-group-queries.md>), [database](<https://devfeed.tech/tags/database.md>), [firebase](<https://devfeed.tech/tags/firebase.md>), [firestore](<https://devfeed.tech/tags/firestore.md>), [launch](<https://devfeed.tech/tags/launch.md>), [new-features](<https://devfeed.tech/tags/new-features.md>), [offline](<https://devfeed.tech/tags/offline.md>), [realtime](<https://devfeed.tech/tags/realtime.md>)

## AI overview

This release introduces Firestore count aggregation queries, improved scaling capabilities, and time-to-live policies for automatically deleting documents. Count aggregation is available in the Web, Android, iOS, and Node.js SDKs, including collection group queries, but is server-only and still in Preview.

## Source excerpt

Yes. Count is here!