You can use a template and customize it to fit your personal hotel management system, or you can do one from scratch. There is no wrong or right answer.
draw an er diagram on attendance management system
An ER diagram is an entity-relationship diagram they show individuals and their links to each other. An ER diagram for a hospital management system would be a flow chart showing hospital staff, equipment, patients, records and more.
The entity relationship diagram of a portfolio management system serves as a graphical representation of entities and their relationships to each other in a conceptual database model. In addition, a corresponding data dictionary is developed to explain these relations.
entity relationship diagram on banking system?
An entity relationship diagram for hotel reservation systems is a map of each entity or thing that has a part in the process of hotel reservations. The diagram maps the relationship between each entity of the process.
An entity-relationship diagram of a grading system can be viewed by visiting this website at http://stackoverflow.com/questions/9486156/er-diagram-for-grading-system. There is information included with the diagram about the grading system.
draw complete entity relationship diagram for railway reservation system
Yes
draw the e-r diagram for staff attendance
You may be able to find one of these through an image search. There are many available to choose from to help you get your system up and running.
Search google for a "er diagram of a bank" and look at images , lots of great examples.
An ER diagram is an "Entity Relationship" diagram, which illustrates the relationships between the entities in a data model. A data model for a timetable management system might have entities like Days, Periods and Rooms. Its ER Diagram would then show that a Day is broken down into multiple Periods, and each Room might be used for multiple Periods.