$1.$ Design and implement a database system for a university comprising at least five relations. Provide the ER diagram and schema for the system. Create the necessary tables, relationships, and constraints. Insert a minimum of $25$ rows into each relation. Provide queries and screenshots for each step.

a$.$ Implement Vertical Fragmentation on any of the relations, and briefly explain the

fragmentation process. Fragment the relation into at least $3$ fragments. Provide required queries and screenshots.

b$.$ Implement Horizontal Fragmentation on any of the relations, and briefly explain the fragmentation process. Fragment the relation into at least $3$ fragments. Provide required queries and screenshots.

c$.$ Implement Hybrid Fragmentation on any of the relations, and briefly explain the

fragmentation process. Fragment the relation into at least $3$ fragments. Provide required queries and screenshots.

Create and use multiple PostgreSQL server instances on your machines forimplementing and testing Fragmentation.