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Considering the cube aggregation Roll-up C: Course T: Teacher CH: Credit Hour Week1 C1 C2 C3 Week2 C1 C2 C3 T1 2 1 1 T1

Considering the cube aggregation Roll-up

C: Course

T: Teacher

CH: Credit Hour

Week1

C1

C2

C3

Week2

C1

C2

C3

T1

2

1

1

T1

3

1

3

T2

1

4

6

T2

5

T3

5

2

T3

4

6

T4

1

2

1

T4

3

2

1

Week3

C1

C2

C3

Week4

C1

C2

C3

T1

5

2

T1

2

3

4

T2

1

2

T2

1

1

T3

1

1

T3

2

3

T4

5

2

T4

5

6

  1. Apply the approach MOLAP and give the correspondence of:
  1. CH(Week4,C3, T4)
  2. CH(*,C2,T3)
  3. CH(*, C1,*)
  4. CH(*,*,T2)
  5. CH(*,*,*)

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