nested relations

nested relations
zagnieżdżone relacje

English-Polish dictionary of Electronics and Computer Science. 2013.

Игры ⚽ Нужен реферат?

Look at other dictionaries:

  • Nested Context Language — (NCL) is a declarative authoring language for hypermedia documents. NCL is an XML application language, which provides several facilities for authoring a complete hypermedia document with synchronization relationships among its components. Among… …   Wikipedia

  • Nested loop join — A nested loop join is a naive algorithm that joins two relations R and S by making two nested loops: For each tuple r in R do For each tuple s in S do If r and s satisfy the join condition Then output the tuple <r,s> This algorithm will… …   Wikipedia

  • Block nested loop — A block nested loop is an algorithm used to join two relations in a relational database.This algorithm is a variation on the simple nested loop join used to join two relations R and S (the outer and inner join operands, respectively). Suppose |R| …   Wikipedia

  • Database normalization — In the design of a relational database management system (RDBMS), the process of organizing data to minimize redundancy is called normalization. The goal of database normalization is to decompose relations with anomalies in order to produce… …   Wikipedia

  • Peter Buneman — Infobox Scientist name = Peter Buneman image width = caption = birth date = birth place = death date = death place = residence = Edinburgh, United Kingdom citizenship = British nationality = British ethnicity = field = Computer Science work… …   Wikipedia

  • LNCS361 — S. Abiteboul/P.C. Fischer/H. J. Schek (Eds.): Nested Relations and Complex Objects in Databases, Springer Verlag 1989 …   Acronyms

  • LNCS361 — S. Abiteboul/P.C. Fischer/H. J. Schek (Eds.): Nested Relations and Complex Objects in Databases, Springer Verlag 1989 …   Acronyms von A bis Z

  • Food web — A freshwater aquatic and terrestrial food web. A food web (or food cycle) depicts feeding connections (what eats what) in an ecological community. Ecologists can broadly lump all life forms into one of two categories called trophic levels: 1) the …   Wikipedia

  • Query optimizer — The query optimizer is the component of a database management system that attempts to determine the most efficient way to execute a query. The optimizer considers the possible query plans for a given input query, and attempts to determine which… …   Wikipedia

  • Fractal time — There are a number of definitions of the notion of fractal time. The term was first mentioned by Benoît Mandelbrot [Mandelbrot, B. B. (1982): The Fractal Geometry of Nature . W.H. Freeman, San Francisco.] , who used it to refer to statistically… …   Wikipedia

  • arts, East Asian — Introduction       music and visual and performing arts of China, Korea, and Japan. The literatures of these countries are covered in the articles Chinese literature, Korean literature, and Japanese literature.       Some studies of East Asia… …   Universalium

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”