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sin(1)
cos(1)
tan(1)
abs(-1)
mod(4, 5)
rand()
sqrt(10)
exp(2)
pi()
三角函数用的是弧度
mysql> select sin(pi()/2); +-------------+ | sin(pi()/2) | +-------------+ | 1 | +-------------+ 1 row in set (0.00 sec)
mod
mysql> select mod(4,5); +----------+ | mod(4,5) | +----------+ | 4 | +----------+ 1 row in set (0.00 sec)
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页次: 1