Training
Tables |
Columns |
Foreign Keys |
abteilung |
(
abtnr
,
abtname
,
budget
,
chefnr
)
|
chefnr » personal.persnr
|
akte |
(
persnr
,
datum
,
position
,
gehalt
)
|
persnr » personal.persnr
|
personal |
(
persnr
,
vname
,
nname
,
projnr
,
telefonnr
,
gehalt
)
|
projnr » projekt.projnr
|
projekt |
(
projnr
,
budget
,
abtnr
)
|
abtnr » abteilung.abtnr
|
DB: PostgreSQL
Explanation: TABLE, PRIMARY KEY, FOREIGN KEY
persnr |
jahr |
anz_eintraege |
8 |
2002 |
0 |
8 |
2003 |
0 |
8 |
2004 |
0 |
8 |
2006 |
0 |
8 |
2007 |
0 |
8 |
2008 |
2 |
8 |
2009 |
1 |
71 |
2002 |
1 |
71 |
2003 |
1 |
71 |
2004 |
0 |
71 |
2006 |
0 |
71 |
2007 |
0 |
71 |
2008 |
1 |
71 |
2009 |
0 |
94 |
2002 |
0 |
94 |
2003 |
0 |
94 |
2004 |
1 |
94 |
2006 |
0 |
94 |
2007 |
0 |
94 |
2008 |
1 |
94 |
2009 |
0 |