This ER (Entity Relationship) Diagram represents the model of Office Management System Entity. The entity-relationship diagram of Office Management System shows all the visual instrument of database tables and the relations between Employees, Tasks, Offices, Time Entries etc. It used structure data and to define the relationships between structured data groups of Office Management System functionalities. The main entities of the Office Management System are Offices, Employees, Resources, Tasks, Attendance and Time Entries.

This ER (Entity Relationship) Diagram represents the model of Advertisement Management System Entity. The entity-relationship diagram of Advertisement Management System shows all the visual instrument of database tables and the relations between Advertisement Types, Payments, Advertisement, Places etc. It used structure data and to define the relationships between structured data groups of Advertisement Management System functionalities. The main entities of the Advertisement Management System are Advertisement, Advertisement Types, Sizes, Payments, Customers and Places.

This ER (Entity Relationship) Diagram represents the model of Airline Booking System Entity. The entity-relationship diagram of Airline Booking System shows all the visual instrument of database tables and the relations between Airlines Booking, Ticket, Ticket, Airline Enquiry etc. It used structure data and to define the relationships between structured data groups of Airline Booking System functionalities. The main entities of the Airline Booking System are Ticket, Airlines Booking, Passenger, Ticket, Booking Enquiry, and Airline Enquiry.

This ER (Entity Relationship) Diagram represents the model of Airline Managmenet System Entity. The entity-relationship diagram of Airline Managmenet System shows all the visual instrument of database tables and the relations between Passengar, Booking Enquiry, Airlines Booking, Employee etc. It used structure data and to define the relationships between structured data groups of Airline Managmenet System functionalities. The main entities of the Airline Managmenet System are Airlines Booking, Passengar, Ticket Booking, Booking Enquiry, Airline Enquiry and Employee.

This ER (Entity Relationship) Diagram represents the model of Airlines Reservation System Entity. The entity-relationship diagram of Airlines Reservation System shows all the visual instrument of database tables and the relations between Reservation, Ticket Booking, Airlines, Airline Enquiry etc. It used structure data and to define the relationships between structured data groups of Airlines Reservation System functionalities. The main entities of the Airlines Reservation System are Airlines, Reservation, Passengar, Ticket Booking, Employee and Airline Enquiry.

This ER (Entity Relationship) Diagram represents the model of Alumni Information System Entity. The entity-relationship diagram of Alumni Information System shows all the visual instrument of database tables and the relations between College, Social Network, Alumni, College News etc. It used structure data and to define the relationships between structured data groups of Alumni Information System functionalities. The main entities of the Alumni Information System are Alumni, College, College Mates, Social Network, Opportunity and College News.

This ER (Entity Relationship) Diagram represents the model of Appartment Maintance Management System Entity. The entity-relationship diagram of Appartment Maintance Management System shows all the visual instrument of database tables and the relations between Block, Monthly Maintenance Expences, Appartment, Receipt etc. It used structure data and to define the relationships between structured data groups of Appartment Maintance Management System functionalities.

This ER (Entity Relationship) Diagram represents the model of Art Gallery Management System Entity. The entity-relationship diagram of Art Gallery Management System shows all the visual instrument of database tables and the relations between Customer, Order Update, Arts, Arts Stock etc. It used structure data and to define the relationships between structured data groups of Art Gallery Management System functionalities. The main entities of the Art Gallery Management System are Arts, Customer, Order, Order Update, Payment and Arts Stock.

This ER (Entity Relationship) Diagram represents the model of Attendance Management System Entity. The entity-relationship diagram of Attendance Management System shows all the visual instrument of database tables and the relations between Employee, Holidays, Attendance, Login etc. It used structure data and to define the relationships between structured data groups of Attendance Management System functionalities. The main entities of the Attendance Management System are Attendance, Employee, Student, Holidays, Leave and Login.

This ER (Entity Relationship) Diagram represents the model of Auto Spare Parts Management System Entity. The entity-relationship diagram of Auto Spare Parts Management System shows all the visual instrument of database tables and the relations between Sales, Billing, Purchase, Order etc. It used structure data and to define the relationships between structured data groups of Auto Spare Parts Management System functionalities. The main entities of the Auto Spare Parts Management System are Purchase, Sales, Reports, Billing, Invoice and Order.