pears.VacancyExtraHols [iqx]

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====== pears.VacancyExtraHols ======
<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"."VacancyExtraHols"( in @TempTimeSheetID char(20) ) 
returns double
begin
  declare "rv" double;
  -- check earns hol pay
  if exists(select * from "temptimesheetline" key join "temppayband" where "temptimesheetid" = @temptimesheetid and "includeinholidaypay" = 1) then
    select "vacancy"."ExtraHols" into "rv" from "temptimesheet" key join "placement" key join "vacancy" where "temptimesheetid" = @TempTimeSheetID
  end if;
  -- deal with contras
  if(select "sum"("unitspaid"*"payrate") from "temptimesheetline" key join "temppayband" where "temptimesheetid" = @temptimesheetid and "includeinholidaypay" = 1) < 0 then
    set "rv" = 0
  end if;
  return "isnull"("rv",0)
end
</code>