Waste sorting system ER diagram
2024-09-09 10:14:01 2 Report
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This is a waste sorting system ER diagram, designed to illustrate the management and classification processes within a waste sorting framework. The diagram outlines key components such as user roles, including administrators and ordinary users, and elements like garbage type, level, and disposal methods. It also highlights the interactions between users and the system, featuring aspects like comments, reviews, and user information. This diagram serves as a valuable resource for understanding the complex relationships and processes involved in effective waste management.
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Outline/Content
1
Course teacher
Management
Junk information
Comment
User name
Garbage name
password
M
N
Garbage type
投放用户
Review
Review status
Administrator
Ordinary user
Belong to
Garbage level
Content
account
Commenter ID
Garbage disposal
Nickname
User gender
View/Release
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