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Oracle® Database SQL Language Reference
11g Release 2 (11.2)

Part Number E26088-02
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SQLRF00638

EXP

SQLRF51384Syntax

Description of exp.gif follows
Description of the illustration exp.gif

SQLRF51385Purpose

EXP returns e raised to the nth power, where e = 2.71828183... The function returns a value of the same type as the argument.

This function takes as an argument any numeric data type or any nonnumeric data type that can be implicitly converted to a numeric data type. If the argument is BINARY_FLOAT, then the function returns BINARY_DOUBLE. Otherwise the function returns the same numeric data type as the argument.

See Also:

Table 3-10, "Implicit Type Conversion Matrix" for more information on implicit conversion

SQLRF51386Examples

The following example returns e to the 4th power:

SELECT EXP(4) "e to the 4th power"
  FROM DUAL;

e to the 4th power
------------------
          54.59815 
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