What is PI() in SQL?
The PI() function returns the value of Pi.
Figure 1 shows a visual representation of the PI() function.
Syntax
PI()
Parameter
The PI() function does not require a parameter.
Return value
The PI() function returns the value of Pi.
By default, the
PI()function returns a value of Pi of up to 6 decimal places.
Code
-- simple PI() upto 6 decimal placesSELECT PI();-- increase the number of decimal places to 10SELECT PI() + 0.0000000000;
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