create procedure test
returns (
  res varchar(100),
  b blob sub_type binary,
  s varchar(100) character set binary)
as
begin
 s = x'013000AA13FF';
 b = x'013000AA13FF';
 if (b=s) then begin
  res = 1;
  suspend;
 end
 s = b;
 if (b=s) then begin
  res = 2;
  suspend;
 end
 b = s;
 if (b=s) then begin
  res = 3;
  suspend;
 end
 s = b;
 if (b=s) then begin
  res = 4;
  suspend;
 end
end