101
Ann
Smith
smith@acm.org
102
Michael
Jones
103
Richard
Turner
richard.turner@gmx.de
104
Maria
Brown
brown@hotmail.com
H
1
Relational Algebra
10
H
2
SQL
10
M
1
SQL
14
101
H
1
10
101
H
2
8
101
M
1
12
102
H
1
9
102
H
2
9
102
M
1
10
103
H
1
5
103
M
1
7