Menghitung cosinus dari sudut dalam radian. Untuk input derajat, gunakan COS(RADIANS(degrees)).
double precisionDiperbarui: 13 Jun 2026COS(radians)Sudut dalam radian
1 SELECT 2 COS(0) AS cos_0, 3 COS(PI()/2) AS cos_90, 4 COS(PI()) AS cos_180;
Cosinus untuk sudut-sudut umum.
| cos_0 | cos_90 | cos_180 |
|---|---|---|
| 1 | 6.12323399573677e-17 | -1 |
1 SELECT 2 -- Haversine formula component 3 COS(RADIANS(lat1)) * COS(RADIANS(lat2)) AS cos_product 4 FROM locations;
Digunakan dalam formula jarak geografis.
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