pears.GetShiftLength [iqx]

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====== pears.GetShiftLength ======
<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"."GetShiftLength"( 
  /* Application Maintained Function / Procedure - DO NOT EDIT*/
  in @TimeFrom time,in @TimeTo time,
  in @BreakMinutes smallint default 0 ) 
returns double
begin
  declare "ShiftLength" double;
  if @TimeTo > @TimeFrom then
    set "ShiftLength" = (cast("datediff"("minute",@TimeFrom,@TimeTo) as double)-"isnull"(@BreakMinutes,0))/60.0
  else
    set "ShiftLength" = (cast("datediff"("minute",@TimeFrom,'00:00:00') as double)+1440.0+cast("datediff"("minute",'00:00:00',@TimeTo) as double)-"isnull"(@BreakMinutes,0))/60.0
  end if;
  return "ShiftLength"
end
</code>