# How GitLab serves sub-second analytics to 50 million users

DevFeed: [How GitLab serves sub-second analytics to 50 million users](<https://devfeed.tech/articles/how-gitlab-serves-sub-second-analytics-to-50-million-users-5278.md>)

Original publisher: [Read original article](<https://clickhouse.com/blog/how-gitlab-uses-clickhouse-to-scale-analytical-workloads>)

Author: ClickHouse

Published: 2025-10-21T00:00:00Z

Content type: article

Language: en

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

Topics: [clickhouse](<https://devfeed.tech/topics/clickhouse.md>), [GitLab](<https://devfeed.tech/topics/gitlab.md>), [product analytics](<https://devfeed.tech/topics/product-analytics.md>), [Scalability](<https://devfeed.tech/topics/scalability.md>), [real-time](<https://devfeed.tech/topics/real-time.md>), [Database](<https://devfeed.tech/topics/database.md>), [sdlc](<https://devfeed.tech/topics/sdlc.md>)

Tags: [ai](<https://devfeed.tech/tags/ai.md>), [clickhouse](<https://devfeed.tech/tags/clickhouse.md>), [database](<https://devfeed.tech/tags/database.md>), [gitlab](<https://devfeed.tech/tags/gitlab.md>), [product-analytics](<https://devfeed.tech/tags/product-analytics.md>), [real-time](<https://devfeed.tech/tags/real-time.md>), [scalability](<https://devfeed.tech/tags/scalability.md>), [sdlc](<https://devfeed.tech/tags/sdlc.md>)

## AI overview

GitLab built its product analytics platform on ClickHouse to support real-time, scalable analytics for 50 million registered users. The article describes how queries over 100 million rows were reduced from 30-40 seconds to under one second, with ClickHouse now powering Contribution Analytics, GitLab Duo, and SDLC trends.

## Source excerpt

Discover how GitLab transformed its analytics stack with ClickHouse - turning 30-second queries into sub-second insights and powering real-time visibility across GitLab.com.