Dbms

Clustered vs Non-Clustered Index: The SQL Interview Question Everyone Gets Asked

Learn the difference between Clustered and Non-Clustered Index in SQL with diagrams, examples, performance comparison, interview questions, and best practices.

Normalization in DBMS Explained — 1NF 2NF 3NF and BCNF

Learn database normalization from scratch. Complete guide covering 1NF, 2NF, 3NF and BCNF with real table examples, clear rules and when to stop normalizing.