#iceberg articles

SSapotaCorpsapotacorpvn.hashnode.devJul 12 · 10 min read

Building a Medallion Lakehouse on AWS Glue and Iceberg (No Databricks)

When a regulated credit bureau asked us to modernize its credit-reporting platform, the obvious default was Databricks on top of S3. We went a different way. The whole thing runs as an aws medallion a

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SSapotaCorpsapotacorpvn.hashnode.devJul 12 · 10 min read

SCD Type 4 in a Lakehouse: History and Field Audit from Iceberg Snapshots

On a recent build for a regulated credit bureau, we had a hard requirement that pulled in two directions at once. The reporting layer needed dimension tables that stayed small and fast for Power BI, b

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SSapotaCorpsapotacorpvn.hashnode.devJul 12 · 8 min read

Validating Data Against Its Own History: Baseline Data Quality with GlueDQ

A row level data quality gate is good at exactly one thing: deciding whether a single value, looked at in isolation, is acceptable. Is the credit limit a non negative number? Is the new IC twelve digi

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FSFahad Shahrisingwave.comApr 8 · 17 min read

Data Lakehouse Architecture in 2026: Streaming, Iceberg, and the Real-Time Layer

A Brief History of the Lakehouse To understand where lakehouse architecture stands in 2026, it helps to trace how it got here. The data lake era (2010s) began when S3 made object storage cheap enough to store everything. Teams dropped raw files (JSON...

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DDataFormatHubdataformathub.hashnode.devJan 17 · 9 min read

Apache Iceberg & the Open Data Stack: Why the Lakehouse is Real in 2026

The data world, my friends, is in a fascinating state of flux. For years, we've chased the elusive "single source of truth," battling data silos and wrestling with the inherent trade-offs between the flexibility of data lakes and the robust governanc...

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TMTobias Müllertobilg.comDec 16, 2025 · 5 min read

Using Iceberg Catalogs in the Browser with DuckDB-Wasm

With recent updates of DuckDB itself, DuckDB-Wasm and the Iceberg extension it is now possible to query Iceberg catalog directly from the browser, with no backends. involved. Example clients that work: SQL Workbench SQL Workbench Embedded DuckDB T...

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DKDOHEE KIMdebugginglife.hashnode.devSep 19, 2025 · 10 min read

Delta Lake 사용자의 Apache Iceberg 적응기

들어가기 전에 전 회사에서는 Databricks와 Delta Lake를 사용하다가, 현 회사에서 Apache Iceberg를 주로 사용 중입니다. 처음엔 익히 들었던 것처럼 “별 다른 점이 없는 스토리지 포맷 아닌가?" 하고 금방 적응할 수 있을 거라 생각했는데, 생각보다 주요한 점들이 달랐습니다. 평소에 학습할 때, 기존에 알고 있는 개념과 연관지어 이해하는 걸 좋아하는 편이라 개념을 정리할 겸 iceberg 와 Delta Lake 에 대해 ...

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TMTobias Müllertobilg.comMar 14, 2025 · 5 min read

Query S3 Tables with DuckDB

DuckDB has gained a new feature in preview, that allows querying of Iceberg data in AWS S3 Tables. Setting up a S3 Table There are multiple steps which need to be performed to set up a S3 Table that can be then queried with tools like DuckDB. As the ...

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BByteHousebytehouse.hashnode.devDec 20, 2023 · 4 min read

10 use cases of a data lakehouse for modern businesses

A data lakehouse is a contemporary data architecture that merges the attributes of a "data lake" and a "data warehouse." This approach offers a cohesive method for storing, governing, and analysing data within an organisation. The concept of a data l...

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