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Tenopir, Carol; Berglund, Sharon – Database, 1993
Examines the similarities, differences, and full-text features of the three most-used online systems for full-text searching in general libraries: DIALOG, Data-Star, and NEXIS. Overlapping databases, unique sources, search features, proximity operators, set building, language enhancement and word equivalencies, and display features are discussed.…
Descriptors: Comparative Analysis, Full Text Databases, Graphs, Online Searching
Woggon, Michele – Database, 1987
This description and comparison of the major economic statistical database services discusses such factors as public and proprietary data, value-added services, user training and support, data specialties, and pricing. (CLB)
Descriptors: Comparative Analysis, Databases, Economics, Microcomputers
Pack, Thomas – Database, 1994
Provides critical reviews of four online databases: (1) Quotations Database, available through DIALOG and CompuServe; (2) Consumer Reports, through Prodigy, CompuServe, and Nexis; (3) HealthNet, from CompuServe; and (4) encyclopedias through America Online, CompuServe, GEnie, and DELPHI. Special features of access techniques or content of the…
Descriptors: Computer Networks, Electronic Publishing, Encyclopedias, Full Text Databases
Jacso, Peter – Database, 1996
Discusses new pricing models for some online services and considers the possibilities for the traditional online database market. Topics include multimedia music databases, including copyright implications; other retail-oriented databases; and paying for free databases with advertising. (LRW)
Descriptors: Copyrights, Costs, Databases, Models
Kline, Eileen – Database, 1987
This overview of the available government and defense online databases divides them into the categories of research and development and market intelligence and describes the contents of each database. A listing of the online producers and providers, starting dates of files, and update frequency is provided. (CLB)
Descriptors: Comparative Analysis, Contracts, Databases, Government Publications
O'Leary, Mick – Database, 1992
Provides reviews of 10 online databases: Consumer Reports; Public Opinion Online; Encyclopedia of Associations; Official Airline Guide Adventure Atlas and Events Calendar; CENDATA; Hollywood Hotline; Fearless Taster; Soap Opera Summaries; and Human Sexuality. (LRW)
Descriptors: Counseling, Databases, Directories, Full Text Databases
Williams, Brian – Database, 1987
Two tables compare projected costs of online versus offline retrieval of citations from 50 databases using BRS and DIALOG. Data include database; databank; cost of access per hour; cost of 15-minute search with no retrieval; and cost of 15-minute search plus cost of 10 and 30 online or offline citations. (CLB)
Descriptors: Comparative Analysis, Costs, Databases, Information Retrieval
Tenopir, Carol – Database, 1992
Describes the processes involved in producing databases based on observations at the H. W. Wilson Company, Information Access Company (IAC), and UMI/Data Courier. Collection development decisions are discussed; serials ordering and receiving procedures are reviewed; and the indexing process is described, including abstracting, quality control, and…
Descriptors: Abstracting, Bibliographic Databases, Database Producers, Indexes
O'Leary, Mick – Database, 1987
Describes six leading numeric databank services and compares them with bibliographic databases in terms of customers' needs, search software, pricing arrangements, and the role of the search specialist. A listing of the locations of the numeric databanks discussed is provided. (CLB)
Descriptors: Business, Comparative Analysis, Databases, Information Services
Eichler, Linda; Newland, Jean – Database, 1993
Examines the strength of Data-Star, a European database service, in the following categories: company-specific information; market research and investment bank reports; international newspapers and journals; and legal aspects of trade with the European community. Five tables detailing findings are included, and pricing and special features are…
Descriptors: Business, Costs, Database Management Systems, Databases
Hewison, Nancy S. – Database, 1987
Provides a guide to online search strategies for information about software packages and software reviews, including descriptions of appropriate databases and search access points for databases. (CLB)
Descriptors: Computer Software, Computer Software Reviews, Databases, Electronic Publishing
O'Leary, Mick – Database, 1987
Lists and describes databases that provide software reviews and directories, and that focus on particular applications, including engineering, education, libraries, microcomputers, and general business. A directory of these databases is provided which includes the database producer, starting date, updating frequency, and online access vendor. (CLB)
Descriptors: Business, Computer Software Reviews, Database Producers, Databases
Veccia, Susan H. – Database, 1987
Compares the performance of ABI/INFORM on the DIALOG, NEXIS and DIALCOM systems in terms of documentation, database and system design, convenience, and cost. Examples of searches on the various systems are given. (CLB)
Descriptors: Comparative Analysis, Costs, Databases, Documentation
Basch, Reva – Database, 1994
This introduction to Database's annual review issue highlights trends covered in the 1991-93 reviews; lists 13 trends described as a continuation of the trends of the past 2 or 3 years; and discusses the World Wide Web and America Online's innovative development of a database that combines text, images, sound, and commentary. (KRN)
Descriptors: Computer Networks, Computer Software, Database Producers, Electronic Journals
MacLeod, Don – Database, 1996
Assesses what the Internet can do for legal researchers compared to the LEXIS and WESTLAW commercial online services. Highlights include the United States Code, Code of Federal Regulations, Supreme Court decisions, directories of lawyers and law firms, state law, Congressional information, and listservs and newsgroups. (LRW)
Descriptors: Comparative Analysis, Court Litigation, Directories, Federal Courts
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