52
P.A. Bernstein, S. Melnik: Meta Data Management,
ICDE'04 Boston
Naive
solution
OrderID
Product
Brand
m
mA
OrderID
Product
Rebate
mB
OrderID
Product
Brand
Discount
ShipDate
lDirect model
integration “loses” either deletions
or additions
lNeed m, m_mA, m_mB
Merge?
m_mA
m_mB