Tagged articles

many-to-many

4 articles · Page 1 of 1
Smart Sea Tide
Smart Sea Tide
Sep 12, 2025 · Fundamentals

Practical Data Modeling Patterns for Data Warehousing

The article explains why a well‑designed data model is essential for data‑warehouse performance and reliability, then walks through three core modeling patterns—flat tables, master/detail, and dimensional (star) schemas—illustrating each with concrete Power BI examples, step‑by‑step design stages, and trade‑offs such as many‑to‑many relationships and bidirectional filters.

Data ModelingData WarehousePower BI
0 likes · 11 min read
Practical Data Modeling Patterns for Data Warehousing
Java Interview Crash Guide
Java Interview Crash Guide
Mar 21, 2022 · Databases

Mastering Multi‑Entity Sales Queries with SQL Row Comparison

This article explains how to design a MySQL table for product sales statistics and compares several query strategies—including loop queries, OR concatenation, mixed filtering, and the SQL‑92 row‑by‑row comparison—to efficiently retrieve sales data for dynamic sets of business institutions and their products in a single indexed query.

Database QueryMySQLRow Comparison
0 likes · 7 min read
Mastering Multi‑Entity Sales Queries with SQL Row Comparison