| Firebird Documentation Index → Firebird 2.1 Language Ref. Update → External functions (UDFs) → pi |
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Library: ib_udf
Added in: IB
Better alternative: Internal function PI()
Description: Returns an approximation of the value of π.
Result type: DOUBLE PRECISION
Syntax:
pi ()
Declaration:
DECLARE EXTERNAL FUNCTION pi RETURNS DOUBLE PRECISION BY VALUE ENTRY_POINT 'IB_UDF_pi' MODULE_NAME 'ib_udf'
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| Firebird Documentation Index → Firebird 2.1 Language Ref. Update → External functions (UDFs) → pi |