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| Database Fundamentals | [link](notes/01-database-fundamentals.md) | [link](notes/01-database-fundamentals.pdf) |
| Data Integrity & ER Diagrams | [link](notes/02-integrity-er-diagram.md) | [link](notes/02-integrity-er-diagram.pdf) |
## Assignments
### ER Diagram
Download the ER diagram from [here](media/student-er.drawio) and import it into [draw.io](https://www.draw.io/).
* Add the `mentor` entity
* Modify `batch` to add more attributes
* Add relationships between the `mentor` and `batch` entities. A mentor can be assigned to multiple batches and a batch can have multiple mentors.
## RDBMS
* [MySQL](https://www.mysql.com/)
* [PostgreSQL](https://www.postgresql.org/)