We look at the first dataset X:
A simplified bookstore data (dataset "X")
ID
|
Author
|
Title
|
Publisher
|
Year
|
ISBN-0-00651409-X
|
id_xyz
|
The
Glass Palace
|
id_qpr
|
2015
|
ID
|
Name
|
Home
Page
|
id_xyz
|
Razi
Rahim
|
http://www.razirahim.com
|
ID
|
Publisher
Name
|
City
|
id_qpr
|
Pustaka
RR
|
Kuala
Lumpur
|
Then, we have another bookstore data (Dataset
“Z”)
ID
|
Titre
|
Traducteur
|
Original
|
ISBNO
2020
|
Le
Palais des miroirs
|
John
Kenu
|
ISBN-0-00651409-X
|
ID
|
Auteur
|
ISBN-0-00651409-X
|
Razi
Rahim
|
Change the Dataset Z
into a set of relations.
output:
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