relational algebra oor Hebreeus

relational algebra

A collection of rules and operators that permits relations (tables) to be manipulated. Relational algebra is usually described as having the following operators: SELECT, PROJECT, PRODUCT, UNION, INTERSECT, DIFFERENCE, JOIN (or INNER JOIN), and DIVIDE. In a relational database, relational algebra is used to develop procedures to build new relations based on the existing relations.

Vertalings in die woordeboek Engels - Hebreeus

אלגברה רלציונית

family of algebras used for modelling the data stored in relational databases, and defining queries on it

voorbeelde

Augustus De Morgan discovered relation algebra in his Syllabus of a Proposed System of Logic.
אוגוסטוס דה מורגן גילה תחום נוסף באלגברה האבסטרקטית בעבודתו Syllabus of a Proposed System of Logic.

The most important are those relating to algebraic curves and surfaces, especially the short paper Allgemeine Eigenschaften algebraischer Curven.
החשובים ביותר במאמריו הם אלו העוסקים בעקומים ומשטחים אלגבריים, ובמיוחד המאמר הקצר Allgemeine Eigenschaften algebraischer Curven.