====== pears.numtotime ======
<WRAP center round info>
Generated schema reference. Regenerate this page from the SQL unload; keep hand-maintained business notes in the narrative namespace.
</WRAP>

===== Original SQL =====
<code sql>
create function "pears"."numtotime"( in "thenum" decimal(5,2) ) 
returns time
begin
  declare "rv" time;
  declare "ss" char(5);
  declare "ii" smallint;
  declare "num1" decimal(5,2);
  declare "num2" decimal(5,2);
  set "num1" = "floor"("thenum");
  set "num2" = "thenum"-"num1";
  if "thenum" >= 24 or "thenum" < 0 then
    set "num1" = 23;
    set "num2" = .59
  end if;
  if "num2" > .59 then
    set "num2" = .59
  end if;
  set "thenum" = "num1"+"num2";
  set "ss" = "thenum";
  set "ii" = "locate"("ss",'.');
  if "ii" = 0 then
    set "ss" = "ss"+':00'
  else
    if "ii" = 1 then
      set "ss" = '0' || "ss";
      set "ii" = 2
    end if;
    set "ss" = "left"("ss","ii"-1)+':'+"substr"("ss","ii"+1,2)
  end if;
  set "rv" = "ss";
  return("rv")
end
</code>