public boolean getSuperiorFullRelation(FunctionRecord superiorFunction,
			FidHashQuad inferiorFunction) {
		for (FidDB fidDb : fidDbList) {
			if (fidDb.getSuperiorFullRelation(superiorFunction, inferiorFunction)) {
				return true;
			}
		}
		return false;
	}
Returns true if the relation exists, between a superior (caller) function and a
full hash representing the inferior (callee) function, searching across all
attached databases.
@param superiorFunction the caller function
@param inferiorFunction a hash representing the callee function
@return true if the relation exists
Ghidra/Features/FunctionID/src/main/java/ghidra/feature/fid/db/FidQueryService.java