Entity Relationship Diagram for my Website
In the previous blog, we discussed the Entity Relationship Diagrams . In this post, however, I will be giving an Entity Relationship Diagram (ERD) made with Draw.io that reflects the content of my website. fig: Entity Relationship Diagram From the illustration above, it can be deduced that the Entities are: Customer Music Course Music Equipment, and Musical Instrument Each of these aforementioned entities have attributes, represented in an oval shape. Viz: Name ID Address Brand Price There are also relationships, which are represented by a "diamond shape". Lastly, I have also made use of the 1 to 1 cardinality ratio, and the 1 to many ratio as well.