The object storage service in Amazon's cloud. Through a OneLake shortcut, an S3 bucket's data can show up in a Microsoft Fabric lakehouse with no copy made, though such shortcuts can only be read from.
Also called S3.
Read more: Microsoft Learn
In the Ultra Transcenders books
DP-900DP-750DP-600DP-700SC-401
Each book explains Amazon S3 in context, with comparison tables and the common traps.
Terms in this definition
- General-purpose v1
The older storage account kind (
Storage), which lacks access tiers, Archive and premium file shares and retires on 13 October 2026. Converting to ZRS requires first upgrading to GPv2, a one-way change. - OneLake shortcut
A pointer in Microsoft Fabric that surfaces external data inside OneLake without making a copy.
- Microsoft Fabric
Analytics platform from Microsoft delivered as SaaS on top of OneLake, offering capabilities including Direct Lake and shortcuts.
- Lakehouse
Fabric storage item in OneLake that holds structured and unstructured content side by side: managed Delta tables go under Tables, other files under Files. Spark is used for processing, and a read-only SQL analytics endpoint allows T-SQL queries.
- CRUD
Shorthand for create, read, update and delete, the four basic things you do with data. Data-plane roles in Azure Cosmos DB, for instance, authorise those operations on items.
Related terms
- AWS IAM
Amazon's service for controlling who can sign in and what they may do across AWS. OneLake's Amazon S3 shortcuts depend on it: the cloud connection behind such a shortcut stores an IAM user's secret access key and its key ID.
- GCS
Object storage offered by Google Cloud. Alongside Amazon S3, ADLS and Blob Storage, it is a source Auto Loader can ingest from.