---
title: "Discussion on \"SCD Type 4 in a Lakehouse: History and Field Audit from Iceberg Snapshots\" | Hashnode"
description: "Discussion on \"SCD Type 4 in a Lakehouse: History and Field Audit from Iceberg Snapshots\". Keeping a Gold dimension clean while still answering \"who changed what and when\" means splitting current state from history. Here is how we drive a slowly changing dimension type 4 pattern off Apache Iceberg snapshot diffing, with separate"
url: "https://hashnode.com/posts/scd-type-4-in-a-lakehouse-history-and-field-audit-from-iceberg-snapshots/6a5382b5dbae3197862b18c0"
---

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# [SCD Type 4 in a Lakehouse: History and Field Audit from Iceberg Snapshots](https://sapotacorpvn.hashnode.dev/scd-type-4-in-a-lakehouse-history-and-field-audit-from-iceberg-snapshots?utm_source=hashnode&utm_medium=feed)

Keeping a Gold dimension clean while still answering "who changed what and when" means splitting current state from history. Here is how we drive a slowly changing dimension type 4 pattern off Apache Iceberg snapshot diffing, with separate

Jul 12 · 10 min read · sapotacorpvn.hashnode.dev  
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-   [#data-engineering](https://hashnode.com/tag/data-engineering)
-   [#iceberg](https://hashnode.com/tag/iceberg)
-   [#scd](https://hashnode.com/tag/scd)
-   [#data-modeling](https://hashnode.com/tag/data-modeling)
-   [#lakehouse](https://hashnode.com/tag/lakehouse)

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