Modeling Semi-Structured Data

b01

a1

a2

“DBMS”

1997

“Ullman”

“Widom”

“Jeff”

“http://”

author

author

title

year

LastName

FirstName

url

Labeled directed graphs: (from OEM [TSIMMIS]):

Nodes are objects; labels on the arcs are attribute names.

Previous slide

Next slide

Back to first slide

View graphic version