Used to specify the function that is called when a user-defined function is called in an SQL statement.
Class
TVirtualFunctionManager
Syntax
procedure RegisterFunction(const Name: string; ParamCount: Integer; VirtualFunction: TVirtualFunction); overload;
Parameters
Name
Used to specify the name of the function that will be defined.
ParamCount
Used to specify the number of function parameters.
VirtualFunction
Used to specify the function that is called when a user-defined function is called in an SQL statement.