MICROSOFT FABRIC · FIELD LESSONS

Microsoft Fabric in the real world.

Practical notes on architecture, reliability, and supportability from production workloads.

Explore Fabric notes A little about me

ARCHITECTURE · RELIABILITY · SUPPORTABILITY

IDEAS IN PRACTICE

What works and why.

View all writing

Three ingestion attempts with the same batch key converge on one Eventhouse extent, while a retry is marked as already ingested.

Oct 6, 202603 TOPICS

Designing idempotent bulk ingestion in Microsoft Fabric Eventhouse

Learn how deterministic Eventhouse batch identities and ingest-by extent tags make retries safer, and why extent idempotency is not row deduplication.

Four distinct Fabric lifecycle stages show recovery, historical data, cooler storage, and verified deletion.

Oct 6, 202602 TOPICS

Fabric Data lifecycle is not one setting

Understand how Fabric recovery, Warehouse retention, OneLake storage tiers, and permanent deletion address different data lifecycle needs.

OneLake shortcut paths connect two Fabric items while a metadata response leaves target details missing.

Oct 5, 202602 TOPICS

HTTP 200 does not mean complete metadata: Testing OneLake shortcut responses safely

Learn how to validate OneLake shortcut metadata across identities and handle missing target details safely.

MICROSOFT FABRIC FIELD NOTES

The details behind Fabric in production.

Practical lessons from Microsoft Fabric engineering and supportability, with a focus on platform behavior, edge cases, and what helps real workloads run reliably.

More about Tiago