weak entity

weak entity
слабая сущность, слабый объект

The New English-Russian Dictionary of Radio-electronics. . 2005.

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Смотреть что такое "weak entity" в других словарях:

  • Weak entity — In a relational database, a Weak Entity is an entity that cannot be uniquely identified by its attributes alone; therefore, it must use a foreign key in conjunction with its attributes to create a primary key. The foreign key is typically a… …   Wikipedia

  • Entity-relationship model — A sample Entity relationship diagram using Chen s notation In software engineering, an entity relationship model (ERM) is an abstract and conceptual representation of data. Entity relationship modeling is a database modeling method, used to… …   Wikipedia

  • Entity-Level Controls — Accountancy Key concepts Accountant · Accounting period · Bookkeeping · Cash and accrual basis · Cash flow management · Chart of accounts  …   Wikipedia

  • Weak agnosticism — Part of a series on Irreligion …   Wikipedia

  • IDEF1X — IDEFIX ( Integration Definition for Information Modeling ) is a data modeling language for the developing of semantic data models. IDEF1X is used to produce a graphical information model which represents the structure and semantics of information …   Wikipedia

  • CERIF — The Common European Research Information Format (CERIF) standard was developed in the late 1980 s by the European Union. It was intended for use by CRIS systems to allow them to store and transfer CRIS data among databases and information systems …   Wikipedia

  • слабое отношение сущностей — — [Л.Г.Суменко. Англо русский словарь по информационным технологиям. М.: ГП ЦНИИС, 2003.] Тематики информационные технологии в целом EN weak entity relation …   Справочник технического переводчика

  • слабый объект — — [Л.Г.Суменко. Англо русский словарь по информационным технологиям. М.: ГП ЦНИИС, 2003.] Тематики информационные технологии в целом EN weak entity …   Справочник технического переводчика

  • ECONOMIC AFFAIRS — THE PRE MANDATE (LATE OTTOMAN) PERIOD Geography and Borders In September 1923 a new political entity was formally recognized by the international community. Palestine, or Ereẓ Israel as Jews have continued to refer to it for 2,000 years,… …   Encyclopedia of Judaism

  • Business and Industry Review — ▪ 1999 Introduction Overview        Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …   Universalium

  • Economic Affairs — ▪ 2006 Introduction In 2005 rising U.S. deficits, tight monetary policies, and higher oil prices triggered by hurricane damage in the Gulf of Mexico were moderating influences on the world economy and on U.S. stock markets, but some other… …   Universalium


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