How can PHP developers avoid issues with database design and normalization when working with multiple data entries in a single table?

When working with multiple data entries in a single table, PHP developers can avoid issues with database design and normalization by properly structuring their database tables and using techniques such as normalization to reduce redundancy and improve data integrity. 

// Example of properly structuring a database table to avoid redundancy and improve data integrity
CREATE TABLE users (
    id INT PRIMARY KEY,
    username VARCHAR(50) UNIQUE,
    email VARCHAR(100) UNIQUE,
    password VARCHAR(255),
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
);

Keywords

PHP database design normalization multiple data entries single table

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