Optionality in an ER diagram refers to the way entities participate in relationships. It indicates whether an entity is mandatory (participation is required) or optional (participation is not required) in a relationship. Optionality is commonly represented using symbols like zero or one to denote optional participation and a crow's foot symbol to denote mandatory participation.
Rough ER has Ribosomes and Smooth ER does not.
The difference between ruff ER and smooth ER is ruff ER contains attached ribosomes giving it the rough appearance, where as smooth ER does not.
It is usually referred to as by its acronym, ER.
Ribosomes are found on the rough ER, which are responsible for protein synthesis. Smooth ER does not have ribosomes.
Yes, both animal and plant cells have both types of endoplasmic reticulum (ER.) The only difference between rough ER and smooth ER is that rough ER is covered in ribosomes, smooth ER isn't. Hth
Extended ER diagram is a variant of ER diagram. EER include ER diagram + hierarichal concept. Extended ER diagram is also called Enhance ER diagram(EER).
supermarket (ER-Diagram)
I 'm need ER diagram for websit news
ER Diagram of online shopping
Er diagram of on line shopping
How do you draw a ER diagram for a automobile industry?
draw the er diagram for tours
You also can draw your ER diagram by so many ways. A software called Edraw is a better software to draw the ER diagram. This one has some ready-to-use ER diagrams templates conceptdraw.com/How-To-Guide/er-diagram
what is example of ER diagram for rental car company ?
Er diagram of human resource managenent system
er diagram for rto management system
This will depend on what you mean by ER diagram. This could be an entity relationship diagram that shows how to maximize your business intelligence.