PI
Syntax
PI()
Description
Returns the value of π (pi). The default number of decimal places displayed is six, but MariaDB uses the full double-precision value internally.
Examples
SELECT PI(); +----------+ | PI() | +----------+ | 3.141593 | +----------+ SELECT PI()+0.0000000000000000000000; +-------------------------------+ | PI()+0.0000000000000000000000 | +-------------------------------+ | 3.1415926535897931159980 | +-------------------------------+
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