--- title: "The Architecture of Grab's Data Lake" url: https://daily.dev/posts/the-architecture-of-grab-s-data-lake-rklsg6ftt source_url: https://blog.quastor.org/p/the-architecture-of-grab-s-data-lake type: article source: "Quastor Daily" published: 2025-02-24T21:05:41.198Z updated: 2025-02-24T21:05:56.096Z tags: ["big-data"] reading_time: 6 upvotes: 88 comments: 0 language: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # The Architecture of Grab's Data Lake **[Quastor Daily](https://daily.dev/sources/quastor)** · 6 min read · 88 upvotes · 0 comments ## Summary Grab, a leading tech company in Southeast Asia, uses a data lake to manage its vast data, generated from services like ride-sharing and food delivery. The company uses Apache Avro with a Merge on Read strategy for high-throughput data, allowing efficient writes and periodic compaction to manage read costs. For low-throughput data, Grab uses Parquet with Copy on Write to ensure fast reads and data consistency. The post also discusses various data storage formats and their trade-offs in terms of readability, compression, and schema evolution. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Don’t just attend KubeCon \+ CloudNativeCon, Merge Forward your experience\!](https://daily.dev/posts/don-t-just-attend-kubecon-cloudnativecon-merge-forward-your-experience--l0rpp73x8) · CNCF · 0 upvotes · 0 comments - [Announcing H2 2026 KCDs](https://daily.dev/posts/announcing-h2-2026-kcds-m96goajm1) · CNCF · 1 upvotes · 0 comments - [Two months of Open Community Groups](https://daily.dev/posts/two-months-of-open-community-groups-asf52zhbs) · CNCF · 0 upvotes · 0 comments --- Tags: [#big-data](https://daily.dev/tags/big-data) [View this post on daily.dev](https://daily.dev/posts/the-architecture-of-grab-s-data-lake-rklsg6ftt)