Results 281 to 290 of about 1,088,169 (316)
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1995
Most computers are used in an organisational setting and most organisational information systems are database systems. A database system is one in which the simple statements far outnumber the complex ones, to the extent that a special database management system is required to enable sufficiently rapid access to the data thus stored.
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Most computers are used in an organisational setting and most organisational information systems are database systems. A database system is one in which the simple statements far outnumber the complex ones, to the extent that a special database management system is required to enable sufficiently rapid access to the data thus stored.
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The Federated Databases and System: A New Generation of Advanced Database Systems
1990The presence of large numbers of heterogeneous databases in a given organization is prompted by the replacement of traditional data processing with modern database management systems (DBMS) for traditional applications, such as record keeping, product assemblies and inventory control, as well as for new applications, such as expert-system support ...
David K. Hsiao +2 more
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Database Systems: from File Systems to Modern Database Systems
2003Database systems have evolved from simple record-oriented navigational database systems, hierarchical and network systems, into set-oriented systems that gave way to relational database systems. The relational database systems are now evolving into object-relational and multimedia database systems. During the last years, database systems have been used
Zbyszko Królikowski, Tadeusz Morzy
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Consistency in Hierarchical Database Systems
Journal of the ACM, 1980The problems of locking and consistency m database systems are examined It is assumed that each transacuon, when executed alone, transforms a consistent state into a consistent state A set of conditions is derived to guarantee that when transactions are processed concurrently, the results are the same as would be obtained by processing the transactmns ...
Abraham Silberschatz, Zvi M. Kedem
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Policy issues for electronic databases and database systems
The Information Society, 1984Abstract Database producers of all types, including the federal government, play many roles in the information “industry.” Because of mergers, acquisitions and vertical integration, a given producer may function in virtually any part of the nine‐membered database use chain.
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Recovery Techniques for Database Systems
ACM Computing Surveys, 1978A survey of techniques and tools used in filing systems, database systems, and operating systems for recovery, backing out, restart, the mamtenance of consistency, and for the provismn of crash resistance is given. A particular view on the use of recovery techmques in a database system and a categorization of different kinds of recovery and recovery ...
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Database access in open systems
2005After a short introduction into centralized and distributed database systems and communication in open systems, the integration of a Remote Database Access facility into the ISO Reference Model is described. Such a facility provides a communication path between an application program and a remote database system in a heterogeneous network.
Pappe, Stefan +2 more
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The conticomputer system a commodities database
ACM SIGMINI Newsletter, 1978A computer system used to support the technical research department of Conti Commodity is described. The system is installed on a Data General Eclipse S/200 computer and has been in operation since June, 1976. It is centered around a 12MB database of commodity prices and includes plotter and communication software.
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Security and Privacy Implications on Database Systems in Big Data Era: A Survey
IEEE Transactions on Knowledge and Data Engineering, 2021Dumindu Samaraweera, J Morris Chang
exaly
The ObjectStore database system
Communications of the ACM, 1991Charles Lamb +3 more
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