COSTAGE/src-modules/module/costage/datentabellen/trans_costage_st_studierendenstammdaten.sql

delete from costage_st_studierendenstammdaten;

--zuerst Ermittlung max. Semester
select S.st_studstamm_nr,max(SM.semester_tid)::integer as semester_max
into temp tmp_max
from costage_st_studierendenstammdaten_neu S,
costage_st_studien ST,
 costage_st_semester SM,
 costage_st_studienstatus SA
where S.st_studstamm_nr = ST.st_studstamm_nr
and SA.st_studium_nr=ST.st_studium_nr
and SA.st_sem_nr=SM.st_sem_nr
and SA.studienstatustyp not in ('a','o') 
and S.matrikelnummer is not null
group by 1
;


insert into costage_st_studierendenstammdaten(
 st_studstamm_nr,
       matrikelnummer,
       vorname,
       familienname,
       geburtsdatum,
       st_land1_nr,
       st_land2_nr,
       geburt_st_land_nr,
       personentyp_name,
       personentyp_kb,
       aufnahmedatum,
       abmeldungsdatum,
       geschlecht,
       ca12_staat,
       second_nationality,
       d_geburt,
       d_exmatr,
       semester_max)
select 
S.st_studstamm_nr,
       val(S.matrikelnummer),
       vorname,
       familienname,
       geburtsdatum,
       st_land1_nr,
       st_land2_nr,
       geburt_st_land_nr,
       personentyp_name,
       personentyp_kb,
       aufnahmedatum,
       abmeldungsdatum,
       (case when S.geschlecht='M' then 1
when S.geschlecht='W' then 2
when S.geschlecht='X' then 3
else 4 end)::smallint as geschlecht,
val(L.statistik_code) as ca12_staat,
S.st_land2_nr,
date(S.geburtsdatum) as d_geburt,
date(S.abmeldungsdatum) as d_exmatr,
M.semester_max
FROM costage_st_laender L, costage_st_studierendenstammdaten_neu S left outer join tmp_max M
on (M.st_studstamm_nr=S.st_studstamm_nr)
where L.st_land_nr=S.st_land1_nr
and S.matrikelnummer is not null
 ;
 
update costage_st_studierendenstammdaten set second_nationality=val(L.statistik_code) 
from costage_st_laender L
where L.st_land_nr=costage_st_studierendenstammdaten.st_land2_nr;


drop table tmp_max;