38
P.A. Bernstein, S. Melnik: Meta Data Management, ICDE'04 Boston
Mapping Alignment
l
Design pattern – Align two mappings
between the same pair of models
M
1
M
2
map
3
map
2
l
Applications
Ø
P2P query processing, mapping design
l
Solution template
Ø
map
3
= Confluence(
map
1
,
map
2
)
map
1
Input mappings may be partial and/or inconsistent