_artistsSuperEntity.cfc

component mappedSuperClass="true"{
	public string function getFirstName(){
		return "Yo";
	}
	
	public string function getRealFirstName(){
		return variables.firstName;
	}
}

Application.cfc

component{
	This.name = "cfartgallery";
	This.ormenabled = true;
	This.datasource = "cfartgallery";
}

artists.cfc

component extends="_artistsSuperEntity" persistent="true"{

	property name="ARTISTID" fieldtype="id" ;
	property name="FIRSTNAME" type="string";
	property name="LASTNAME" type="string";
	property name="ADDRESS" type="string";
	property name="CITY" type="string";
	property name="STATE" type="string";
	property name="POSTALCODE" type="string";
	property name="EMAIL" type="string";
	property name="PHONE" type="string";
	property name="FAX" type="string";
	property name="THEPASSWORD" type="string";	
}

test.cfm

<cfset artist = entityLoad("artists", 1, true) />
<cfoutput>
	<p>GetFirstName = #artist.getFirstName()#</p>
	<p>GetRealFirstName = #artist.getRealFirstName()#</p>
</cfoutput>