What are the best practices for structuring a MySQL database to store shift data for a work schedule?
When structuring a MySQL database to store shift data for a work schedule, it is important to create tables for employees, shifts, and a mapping table to link employees to shifts. This allows for easy retrieval of data and efficient querying for scheduling purposes.
CREATE TABLE employees (
employee_id INT PRIMARY KEY,
name VARCHAR(50)
);
CREATE TABLE shifts (
shift_id INT PRIMARY KEY,
start_time DATETIME,
end_time DATETIME
);
CREATE TABLE employee_shifts (
employee_id INT,
shift_id INT,
PRIMARY KEY (employee_id, shift_id),
FOREIGN KEY (employee_id) REFERENCES employees(employee_id),
FOREIGN KEY (shift_id) REFERENCES shifts(shift_id)
);
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