====== pears.TempGetWeekAgo ======
<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>
COMMENT TO PRESERVE FORMAT ON PROCEDURE "pears"."TempGetWeekAgo" IS 
{create function TempGetWeekAgo 

/* Application Maintained Function / Procedure - DO NOT EDIT*/

(in StartYear integer,in StartWeek integer,in WeeksAgo smallint)
returns integer
/* Function returns year and week in format: yyyyww */
begin
  declare MaxWeek smallint;
  if WeeksAgo>52 then
    return null
  end if
  ;
  if WeeksAgo<StartWeek then
    return(StartYear*100+(StartWeek-WeeksAgo))
  end if
  ;
  select numberofweeks into MaxWeek from payrollyear where yearnumber=StartYear-1;
  if maxweek is null then
    set maxweek=52
  end if
  ;
  return(StartYear-1)*100+(MaxWeek-(WeeksAgo-StartWeek))
end
}
</code>