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ER Model

4 articles · Page 1 of 1
Data Integration and Governance
Data Integration and Governance
Aug 5, 2026 · Databases

8 Essential Data Modeling Techniques Every Data Engineer Should Know

The article explains why data modeling is the bridge between business processes and analytical applications, breaks down eight common modeling methods—including ER, 3NF, dimensional, star, snowflake, wide‑table, Data Vault, and subject‑oriented models—detailing their purposes, strengths, trade‑offs, and how they fit into a layered data‑warehouse architecture.

Data VaultER Modeldata modeling
0 likes · 16 min read
8 Essential Data Modeling Techniques Every Data Engineer Should Know
Smart Sea Tide
Smart Sea Tide
Jun 15, 2026 · Databases

Key Data Warehouse Concepts Every Interviewee Should Know

The article explains what a data warehouse is, why it is built for decision support, compares ER and dimensional modeling, and details core concepts such as dimensions, facts, slowly changing dimensions, fact table types, and star versus snowflake schemas, highlighting practical trade‑offs.

Dimension TableER ModelFact Table
0 likes · 12 min read
Key Data Warehouse Concepts Every Interviewee Should Know