Database Reference
In-Depth Information
front-end machine
front-end processor
generalization
global deadlock
heterogeneous DDBMS
homogeneous DDBMS
hyperlinks
Hypertext Markup Language (HTML)
Hypertext Transfer Protocol (HTTP)
inheritance
Internet
Internet Information Services (IIS)
local deadlock
local site
location transparency
markup language
messages
metalanguage
methods
multidimensional database
multiplicity
n-tier architecture
network
object
object-oriented database management system (OODBMS)
Office Open XML
online analytical processing (OLAP)
online transaction processing (OLTP)
persistence
polymorphism
primary copy
private visibility
protected visibility
public visibility
remote site
replication transparency
roll up
scalability
server
server-side extensions
server-side scripts
session
slice and dice
Standard Generalized Markup Language (SGML)
star schema
stateless
static Web pages
stylesheet
subclass
superclass
tags
thin client
three-tier architecture
Transmission Control Protocol/Internet Protocol (TCP/IP)
two-phase commit
two-tier architecture
Unified Modeling Language (UML)
Uniform Resource Locator (URL)
visibility symbol
Web
Web browser
Web client
Web page
Web server
World Wide Web
World Wide Web Consortium (W3C)
XML declaration
XML schema
XQuery
XSL Transformations (XSLT)
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Review Questions
1. What is a distributed database? What is a DDBMS?
2. What different design decisions do you make to access data rapidly in a centralized database compared to a
distributed database?
3. How does a homogeneous DDBMS differ from a heterogeneous DDBMS? Which is more complex?
4. What is meant by a local site? by a remote site?
5. What is location transparency?
6. What is replication? Why is it used? What benefit is derived from using it? What are the biggest potential
problems?
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