#performance Tech News.
2 stories in the last 7 days
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UUID4 primary keys in SQLite trigger significant extra paging due to random insertion order. The B-tree index must re-balance frequently as rows are inserted out of sequence. SQLite's default rowid primary key maintains ordered storage with predictable performance. Without ROWID tables, declared primary keys become clustered indexes and introduce performance degradation. The test shows 10 million row inserts take longer with UUIDs than with integer rowid keys.
Roush has rolled out a supercharger kit for the 2026 Ford Mustang GT and Dark Horse. The kit produces 810 hp and 630 lb-ft of peak torque. It includes an Eaton TVS R2650 supercharger, intercoolers, and high-flow fuel injectors. The kit retails for $10,339 and comes with a 3-year warranty. It undercuts the supercharged Mustang Dark Horse SC, which starts at $108,485.
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