16 lines
610 B
SQL
16 lines
610 B
SQL
-- Add employee_id to users to map biometric device IDs
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ALTER TABLE users ADD COLUMN employee_id VARCHAR(50) UNIQUE AFTER full_name;
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-- Table to store raw attendance logs from biometric device
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CREATE TABLE IF NOT EXISTS attendance_logs (
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id INT AUTO_INCREMENT PRIMARY KEY,
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user_id INT,
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employee_id VARCHAR(50), -- Mapping from the device
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log_timestamp DATETIME,
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log_type ENUM('IN', 'OUT', 'OTHER') DEFAULT 'IN',
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device_id VARCHAR(100),
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ip_address VARCHAR(45),
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created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE SET NULL
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);
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