Database Model for Social Media Platform

Database Design for Social Media Platform

A social media platform database needs to manage various entities such as users, posts, comments, likes, friendships, and messages. It should support functionalities such as user authentication, content sharing, real-time updates, notifications, and personalized recommendations....

Social Media Platform Features

User Management: Efficiently manage user profiles, including personal information, authentication credentials, and privacy settings. Content Management: Store and organize various types of content shared by users, such as posts, photos, videos, and links. Social Graph: Represent relationships between users, including friendships, followers, and following relationships. Interaction Tracking: Record user interactions with content, such as likes, comments, shares, and views. Messaging System: Enable users to send private messages to each other, supporting real-time communication. Analytics and Recommendations: Analyze user behavior and preferences to provide personalized content recommendations and insights....

Entities and Attributes for the Social Media Platform

Entities serve as the building blocks of our database, representing the fundamental objects or concepts that need to be stored and managed. Attributes define the characteristics or properties of each entity. Let’s explore each entity and attribute in detail...

Relationships Between these Entities

User – Post Relationship...

Entities Structures in SQL Format

CREATE TABLE User ( UserID INT PRIMARY KEY, Username VARCHAR(50) UNIQUE, Email VARCHAR(100) UNIQUE, Password VARCHAR(255), Name VARCHAR(100), Bio TEXT, ProfilePicture VARCHAR(255));CREATE TABLE Post ( PostID INT PRIMARY KEY, UserID INT, Content TEXT, MediaType VARCHAR(20), MediaURL VARCHAR(255), Timestamp TIMESTAMP, FOREIGN KEY (UserID) REFERENCES User(UserID));CREATE TABLE Comment ( CommentID INT PRIMARY KEY, PostID INT, UserID INT, Content TEXT, Timestamp TIMESTAMP, FOREIGN KEY (PostID) REFERENCES Post(PostID), FOREIGN KEY (UserID) REFERENCES User(UserID));CREATE TABLE Like ( LikeID INT PRIMARY KEY, PostID INT, CommentID INT, UserID INT, Timestamp TIMESTAMP, FOREIGN KEY (PostID) REFERENCES Post(PostID), FOREIGN KEY (CommentID) REFERENCES Comment(CommentID), FOREIGN KEY (UserID) REFERENCES User(UserID));CREATE TABLE Friendship ( FriendshipID INT PRIMARY KEY, UserID1 INT, UserID2 INT, Timestamp TIMESTAMP, FOREIGN KEY (UserID1) REFERENCES User(UserID), FOREIGN KEY (UserID2) REFERENCES User(UserID));CREATE TABLE Message ( MessageID INT PRIMARY KEY, SenderID INT, ReceiverID INT, Content TEXT, Timestamp TIMESTAMP, FOREIGN KEY (SenderID) REFERENCES User(UserID), FOREIGN KEY (ReceiverID) REFERENCES User(UserID));...

Database Model for Social Media Platform

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Conclusion

Designing a relational database for a social media platform involves identifying the entities, defining their attributes, establishing relationships between them, and enforcing data integrity. By following a systematic approach and considering the specific requirements of the platform, a well-designed database can support diverse functionalities, foster user engagement, and facilitate meaningful interactions among users....