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backend/migrations/003_add_cpu_scores.sql

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+-- Migration 003: Add CPU subscore columns to benchmarks table
+-- Date: 2025-12-15
+
+ALTER TABLE benchmarks ADD COLUMN cpu_score_single FLOAT;
+ALTER TABLE benchmarks ADD COLUMN cpu_score_multi FLOAT;

backend/migrations/004_add_snapshot_details.sql

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+-- Migration 004: Add extra hardware snapshot metadata columns
+-- Date: 2025-12-17
+
+ALTER TABLE hardware_snapshots ADD COLUMN hostname VARCHAR(255);
+ALTER TABLE hardware_snapshots ADD COLUMN desktop_environment VARCHAR(100);
+ALTER TABLE hardware_snapshots ADD COLUMN pci_devices_json TEXT;
+ALTER TABLE hardware_snapshots ADD COLUMN usb_devices_json TEXT;

backend/migrations/005_add_os_display_and_battery.sql

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+-- Migration 005: Extend hardware_snapshots with OS/display/battery metadata
+-- Date: 2025-12-17
+
+ALTER TABLE hardware_snapshots ADD COLUMN screen_resolution VARCHAR(50);
+ALTER TABLE hardware_snapshots ADD COLUMN display_server VARCHAR(50);
+ALTER TABLE hardware_snapshots ADD COLUMN session_type VARCHAR(50);
+ALTER TABLE hardware_snapshots ADD COLUMN last_boot_time VARCHAR(50);
+ALTER TABLE hardware_snapshots ADD COLUMN uptime_seconds INTEGER;
+ALTER TABLE hardware_snapshots ADD COLUMN battery_percentage FLOAT;
+ALTER TABLE hardware_snapshots ADD COLUMN battery_status VARCHAR(50);
+ALTER TABLE hardware_snapshots ADD COLUMN battery_health VARCHAR(50);

backend/migrations/006_add_purchase_fields.sql

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+-- Add purchase metadata columns to devices table
+ALTER TABLE devices ADD COLUMN purchase_store TEXT;
+ALTER TABLE devices ADD COLUMN purchase_date TEXT;
+ALTER TABLE devices ADD COLUMN purchase_price REAL;