Henryk Raskovisch

About

From engineering to data

I trained as a civil engineer and moved into data. Today I work as a data analyst and Analytics Engineer, focused on Power BI and Microsoft Fabric. I document what I learn on YouTube and write technical articles here, in Portuguese and English.

More about me

Path

01
Civil Engineering
Academic background.
02
Data and Power BI
Moved into data as an analyst and Power BI developer. PL-300 certified.
03
Analytics Engineer on Fabric
Lakehouses, pipelines, PySpark and semantic models on Microsoft Fabric. DP-600 certified.

Featured project

See all projects

FabricPower BIPySpark

From the Bronze Layer to the Dashboard

A Brazilian e-commerce case with medallion architecture on Microsoft Fabric: PySpark transformations, pipeline orchestration, a star schema in the Gold layer, a Direct Lake semantic model and a Power BI dashboard.

Pipeline

BronzeRaw Olist data
SilverPySpark cleansing
GoldStar schema
Direct LakeSemantic model
Power BIDashboard

Data: Public Olist dataset (Brazilian e-commerce).

Open interactive dashboard Code on GitHub Watch video See talk

Videos are in Portuguese.

Talks

Speaking to the community

See talks

Grupo de Estudos Fabric Lusófono

Microsoft Fabric — Data Warehouse: SCD Type 2 vs Overwrite Dimensions

September 18, 2026
Online (Microsoft Teams)
Portuguese
With Marcos Vinícius

Watch recording Event page

Microsoft Power BI Portfólio in a Day

Olist de ponta a ponta no Microsoft Fabric: da camada Bronze ao dashboard

August 22, 2026
Online community event
Portuguese

Watch recording Event page

Shalom André · starts at 2h58

Articles

Latest articles

See all articles

October 5, 2026

Lakehouse vs Warehouse in Microsoft Fabric: T-SQL or PySpark?

How to choose between a Lakehouse and a Warehouse in Fabric based on your team's language, transactions and data type, with a CSV-to-report example, security, cost and a side-by-side comparison.

FabricPySparkSQLData Warehouse

YouTube