Database Reference
In-Depth Information
CHAPTER 19
DATABASE SYSTEMS AND THE WEB
CHAPTER OBJECTIVES
•
Comprehend the enormous significance of the merging of database and Web
technologies
•
Gain a broad understanding of the interaction between the two technologies
•
Initially, have a quick review of the Internet and the World Wide Web
•
Examine the motivation for union of database systems and the Web
•
Recognize the advantages and shortcomings of Web-database integration
•
Review various integration approaches
•
Consider a few security options
What is the most dominant phenomenon in computing and communications
that arose in the 1990s? Undoubtedly, it is the Internet with its unique information
delivery mechanism, the World Wide Web. In just a little more than 10 years
since its origin in 1989, the World Wide Web has become the most powerful data
content repository and information delivery system. It is estimated that at the
beginning of the year 2000, about 50 million households worldwide were using the
Internet. In five short years, by the end of 2005, this number is expected to grow
10-fold.
The Web changes everything, as they say. It has changed the way people shop,
run their business, collect information, read the news headlines, make travel
arrangements, invest in stocks, buy a new home, chat with others, study, and enter-
tain themselves. The earlier websites began as storage places for web pages that
could be served up to anyone who would request them. These static pages are no
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