NLS_DUAL_CURRENCY

Property	Description
Parameter type	String
Syntax	`NLS_DUAL_CURRENCY =` `currency_symbol`
Default value	Derived from `NLS_TERRITORY`
Modifiable	`ALTER SESSION`
Range of values	Any valid format name up to 10 characters

NLS_DUAL_CURRENCY specifies the dual currency symbol (such as "Euro") for the territory. The default is the dual currency symbol defined in the territory of your current language environment.