3. What is a data model? Hierarchical | Network | Relational | Entity-relationship model
7:44
4. What is data analysis? Different phases (steps) of data analysis
40:11
10. Data Models | Real-life examples
16:24
Introduction to Data Models
9:47
2. What is data? Different types of data? Structured | Semi-structured | Unstructured data
20:08
The Birth of SQL & the Relational Database
15:46
Database System Architecture - Part 2
58:27
9- Normalization بالعربي
22:49