Introduction to Data Integration (Part 1/2)
Lecture video by Mustafa Jarrar at Birzeit University, Palestine.
See the course webpage at: http://jarrar-courses.blogspot.com/20... and http://www.jarrar.info
The lecture covers:
Example from the government Domain
؛roblem is in all domains
Challenges of Data Integration:
Heterogeneities in Database Schemas
Name and Meaning Heterogeneities
Heterogeneities in Structure and Type
Heterogeneities in the rules and constraints
Model Heterogeneities