Modeling Design
Learn SQL modeling design with practical examples and guided drills on dbSyntax.
Start with Modeling and System Design QuestionsModeling and System Design Questions
Interviewers often test architecture reasoning, not only SQL syntax. Practice explaining: OLTP vs OLAP boundaries star schema vs vault trade...
Star Schema Interview Drills
This drill focuses on grain definition, fact/dimension boundaries, and KPI safety in star schema design questions....
OLTP vs OLAP Design Drills
This drill tests architecture boundaries between transactional and analytical systems....
Metric Layer Design Prompts
This drill evaluates metric governance decisions in system-design interviews....