The document discusses online database retrieval systems and their features. It describes various types of databases like bibliographic, e-books, full text journals, and image databases. It also discusses the accessibility, browsing, and retrieval techniques of online databases. Different databases are ranked based on the number of basic, advanced, and unique retrieval features they offer. The top databases are American Chemical Society, Annual Reviews, and Blackwell Publishing.

1. Online Database Retrieval
System
Dr. Shailendra Kumar
Associate Professor and Former Head
Department of Library and Information Science
University of Delhi

2. Online Database Retrieval System
• We have vast amounts of information and its formats to which accurate and
speedy access is becoming ever more difficult.
• Identification of Metadata and their Semantic value and Relations in information
resources.
• Ease of use and efficiency of library an information retrieval system (IRS) is
ordinarily measured in terms of its user friendliness and recall & relevant ratios.
• IRS depends on the search strategy, query formulation skills and confidence of the
online searcher as well as the inherent features of the IRS and the databases.
• Understanding existing trends in IR features and different data retrieval techniques
required for success in searching different databases.
• Examine the data retrieval techniques as offered and made available by database
providers
• Availability of required Bandwidth and Compatible Operating System Software.

3. Online Database Retrieval System
• Bibliographic Database
• E-Books Database
• Full Text Journals Database
• Image and Graphic Database

4. BIBLIOGRAPHIC/ABSTRACTING/INDEXING DATABASES IN BELOW LISTED CENTRAL UNIVERSITIES IN
Database Name AU BHU DU IGNOU JAMIA JNU PU VBU
ABI/INFORM Databases N N Y N N N N N
Analytical WebBase N N Y N N N N N
Biological Abstract Y N N N N N N Y
BIOSIS Biological Abstract Database
Online
N Y Y N N N N N
GeoRef Database N N Y N N N N N
HENRY-STEWART TALK
COLLECTION
N N N N N Y N N
LISA N N Y Y N N N N
Mathscinet N Y Y Y Y Y Y N
SCITATION N N N N Y N N N
SABRANG N N N N Y N N N
ISID Y Y Y N Y Y Y Y
JCCC Y Y Y N Y Y Y Y
Web of Sciences N Y N N N N N N
SciFinder Scholar N Y Y N N N Y N
DELNET Y Y Y Y Y Y N Y

5. E-BOOK DATABASES IN BELOW LISTED CENTRAL UNIVERSITIES
IN
Database Name AU
BH
U
DU
IGNO
U
JAMI
A
JNU PU VBU
Alex Catalogue of Electronic
Texts
N N Y Y N N N N
Authorama N Y Y Y N N N N
Bartleby.com N N Y Y N N N N
Bible Gateway.com. N N Y N N N N N
Bibliomania N N Y Y N N N N
Brookings Institution Press N N Y N N N N N
E-books N Y N N N N N N
Complete Works of William
Shakespeare
N N Y Y N N N N
Credo Reference N Y Y Y Y N N N
Digital book Index N N Y N N N N N
DLIST N N N Y N N N N
Encyclopedia Britannica N Y N N Y N N N
Free Books N N N Y N N N N
Free e-books N N N Y N N N N
Idea Reference Resources N N N Y N N N N
Internet Archive N N Y N N N N N
Internet Public Library N N Y Y N N N N
MIT Courseware N N Y N N N N N
NetLibrary N N N Y N N N N
Online books page N N Y N N N N N
Online literature Library N N Y N N N N N
Project Gutenberg N Y N Y N N N N
books and publications N N Y N N N N N
Read Print site N Y Y Y N N N N
Sage- E - Books collections N Y Y N N N N N
The Great Books N N Y N N N N N
The Online Book Page N N Y Y N N N N

6. Internet Public Library N N Y Y N N N N
MIT Courseware N N Y N N N N N
NetLibrary N N N Y N N N N
Online books page N N Y N N N N N
Online literature Library N N Y N N N N N
Project Gutenberg N Y N Y N N N N
books and publications N N Y N N N N N
Read Print site N Y Y Y N N N N
Sage- E - Books collections N Y Y N N N N N
The Great Books N N Y N N N N N
The Online Book Page N N Y Y N N N N
e scholarships Edition N N Y N N N N N

7. Online Database Retrieval System
• Identify different Accessibility Features of the
online databases.
• Identify different Browsing Features of the
online databases.
• Site Feasibility Features of the online
databases.
• Recognize different Menu Driven or
Command Oriented Retrieval Techniques of
an online database.

8. Online Database Retrieval System
• ACCESSIBILITY FEATURES OF ONLINE DATABASES
•
• The below listed table 7.16 describe about the feasibility of the site of online database.
The name column of Online Database is arranged alphabetically. On the other hand the
features are arranged with the code word F1 (i.e. F1 = Feature One), the details of the
features are given below:
•
• F1 Easy Query formulation
• F2 Accessing index
• F3 Query using index
• F4 Query dialog box
• F5 Query can be submitted to the database system
• F6 Query parameter can be limited or expanded
• F7 Query results form
• F8 No distraction of query results
• F9 Query results format (i.e. RTF, HTML, PDF or DOC etc.)
• F10 Search history is noticeable
• F11 System use select hits
• F12 Online help is available

9. Online Database Retrieval System
• BROWSING FEATURES OF ONLINE DATABASES
• F1 Easy browsing of Multimedia Information
• F2 Content of the Pages is easy to understand
• F3 Users friendly interface
• F4 Standard Graphic Quality
• F5 Lack of Standardized Format
• F6 Easy Reading on monitor Screen (P300)

10. Online Database Retrieval System
• SITE FEASIBILTY OF ONLINE DATABASES
• F1 Difficult to move around the site
• F2 Finding quickly
• F3 This site is easy to use
• F4 Needs more instruction
• F5 Slow site
• F6 Easy navigation of Tabs
• F7 Site logical design
• F8 Consistency of pages & its presentation
• F9 Appropriate images
• F10 Site access
• F11 Possibility to pass over repeated navigation
• F12 Links on pages
• F13 Generation of secondary web pages or script based presentation
window

11. Online Database Retrieval System
• BASIC FEATURES
• Entering a search
• Navigation within the results list
• Displaying an article from the result list
• Searching for a particular journal Issues
• Link to “related Internet links”
• Finding the relevance rating for each article
• Using the “go to best part” feature
• Displaying the definition of a word in an article

12. Online Database Retrieval System
• ADVANCE FEATURES
• Boolean Operator
• Field specific searches
• Have rules of precedence with nested queries
• Limit field searches
• Match of exact words/phrases
• Phases Searching
• Proximity search
• Range searching
• Save search
• Search history
• Stemming
• Subject search
• Truncation
• Use of thesaurus or permuted index for searching
• Wildcard

13. Online Database Retrieval System
• UNIQUE FEATURES
• Article locater
• Article types
• Automatic Translation Software
• Citation Search
• Classification code
• Cross Reference Search
• Custom Links
• Density of Terms
• Explode/Expand Search
• E-mailing an Article from the Result List
• E-mailing Citations from the Result List
• Frequency of terms
• Fuzzy Searching
• Google Custom Search
• Help Menu/Online Tutorial/Guide
• Hyphen
• Journal Browsing
• Lateral Searching
• ………………………………………………

14. Online Database Retrieval System
• Mapping
• Nested Queries
• Persistent Links
• Punctuation Marks
• Query by Example
• Reference Link
• Searching for Common Phrases
• SMART Links
• Sort Order
• Special Characters
• Spell Check
• Stop Word
• Subject Authority
• Suggest Subject Headings
• Table of Content
• Times Cited

15. Online Database Retrieval System
• Truncation
• Use of thesaurus or permuted index for
searching

16. Data
Retrieval
Techniqu
es
ACS AIP APS AR
BW
P
CU
P
Emera
ld
Elsevi
er
IO
P
JSTO
R
OU
P
Proje
ct
Mus
e
RS
C
T&
F
Wile
y
Basic 4 1 5 5 5 6 4 6 6 2 3 2 2 4 4
Advance 9 7 7 5 5 7 10 10 8 8 5 9 7 6 5
Unique 14 16 18 12 15 14 24 24 19 20 13 22 12 12 12
Points on
the Basis
of
Percent
Rank
27 24 30 22 25 27 40 40 23 30 22 33 21 22 21
Ranking of Online Databases on the Basis of
Data Retrieval Techniques

17. Online Database Retrieval System
• These databases are from the following venders/
publishers: American Chemical Society (ACS)
American Institute of Physics (AIP)Annual
Reviews (AR), Blackwell Publishing (BWP),
Cambridge University Press(CUP), Institute of
Physics(IOP), Institute of Studies in Industrial
Development (ISID), J-Gate Customs Content
Consortia (JCCC), JSTOR, Oxford University Press
(OUP), Royal Society of Chemistry (RSC), Society
for Industrial and Applied Mathematics (SIAM),
Springerlink (SL), and Taylor & Francis (T&F).

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10
15
20
25
30
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PE
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lsevier
IO
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Jstor
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Basic
Advance
Unique
Ranking of Online Databases on the Basis of Data
Retrieval Techniques