DWS — 2 Technical Articles

Feb 27, 2026 · Big Data

Mastering ODS/DWD/DWS/ADS: Clear Boundaries for Production‑Grade Data Warehouses

This guide explains why data warehouses need a four‑layer architecture, defines the exact responsibilities and processing rules for ODS, DWD, DWS, and ADS, provides an end‑to‑end e‑commerce example, and lists common pitfalls with practical solutions.

ADSDWDDWS

0 likes · 12 min read

Mastering ODS/DWD/DWS/ADS: Clear Boundaries for Production‑Grade Data Warehouses

Big Data Tech Team

Jan 26, 2026 · Big Data

Master DWD, DWS, and Wide‑Table Modeling for Scalable Data Warehouses

This guide explains the DWD (detail) and DWS (summary) layered modeling approach combined with wide‑table driving, covering model positioning, design principles, concrete schema examples, implementation techniques, performance tips, and common pitfalls to help build clean, reusable, high‑performance enterprise data warehouses.

DWDDWSData Warehouse

0 likes · 9 min read

Master DWD, DWS, and Wide‑Table Modeling for Scalable Data Warehouses