database consistency

См. также в других словарях:

• Database Console Commands (Transact-SQL) — The Database Console Commands (DBCC) are a series of statements in Transact SQL programming language to check the physical and logical consistency of a Microsoft SQL Server database.[1] These commands are also used to fix existing issues.[1] They …   Wikipedia

• Consistency (database systems) — In database systems, a consistent transaction is one that does not violate any integrity constraints during its execution. If a transaction leaves the database in an illegal state, it is aborted and an error is reported.Consistency is one of the… …   Wikipedia

• Consistency (disambiguation) — Consistency can refer to: Consistency (negotiation), the psychological need to be consistent with prior acts and statements Consistency , an 1887 speech by Mark Twain The consistency criterion, a measure of a voting system requiring that where… …   Wikipedia

• Database management system — A database management system (DBMS) is a software package with computer programs that control the creation, maintenance, and the use of a database. It allows organizations to conveniently develop databases for various applications by database… …   Wikipedia

• Database — A database is an organized collection of data for one or more purposes, usually in digital form. The data are typically organized to model relevant aspects of reality (for example, the availability of rooms in hotels), in a way that supports… …   Wikipedia

• Database transaction — A transaction comprises a unit of work performed within a database management system (or similar system) against a database, and treated in a coherent and reliable way independent of other transactions. Transactions in a database environment have …   Wikipedia

• Database caching — Many applications today are being developed and deployed on multi tier environments that involve browser based clients, web application servers and backend databases. These applications need to generate web pages on demand by talking to backend… …   Wikipedia

• Consistency (knowledge bases) — A knowledge base KB is consistent iff its negation is not a tautology. I.e., a knowledge base KB is inconsistent (not consistent) iff there is no interpretation which entails KB. Example of an inconsistent knowledge base: KB := { a, ¬a }… …   Wikipedia

• database management system (DBMS) — System for quick search and retrieval of information from a database. The DBMS determines how data are stored and retrieved. It must address problems such as security, accuracy, consistency among different records, response time, and memory… …   Universalium

• Data consistency — summarizes the validity, accuracy, usability and integrity of related data between applications and across an IT enterprise. This ensures that each user observes a consistent view of the data, including visible changes made by the user s own… …   Wikipedia

• Real time database — A real time database is a processing system designed to handle workloads whose state is constantly changing (Buchmann). This differs from traditional databases containing persistent data, mostly unaffected by time. For example, a stock market… …   Wikipedia