An n-tuple is a tuple of n elements, where n is a non-negative integer. There is only one 0-tuple, called the empty tuple. A 1-tuple and a 2-tuple are...
16 KB (2,181 words) - 01:50, 15 July 2024
Tuple-versioning (also called point-in-time) is a mechanism used in a relational database management system to store past states of a relation. Normally...
2 KB (266 words) - 02:47, 15 July 2024
A tuple space is an implementation of the associative memory paradigm for parallel/distributed computing. It provides a repository of tuples that can be...
13 KB (1,453 words) - 08:28, 1 April 2024
operators. New tuples can supply explicit values or be derived from a query. Similarly, queries identify tuples for updating or deleting. Tuples by definition...
32 KB (3,839 words) - 09:34, 12 August 2024
Row (database) (redirect from Tuple (database))
In a relational database, a row, a.k.a. record or tuple, represents a single, implicitly structured data item in a table. A database table can be thought...
2 KB (222 words) - 05:51, 31 July 2024
theory, a prime k-tuple is a finite collection of values representing a repeatable pattern of differences between prime numbers. For a k-tuple (a, b, …), the...
10 KB (1,060 words) - 01:03, 28 January 2024
Product type (redirect from Tuple type)
The expression of an instance of a product type will be a tuple, and is called a "tuple type" of expression. A product of types is a direct product...
4 KB (469 words) - 10:59, 15 August 2024
Tuple calculus is a calculus that was created and introduced by Edgar F. Codd as part of the relational model, in order to provide a declarative database-query...
15 KB (2,295 words) - 18:23, 10 December 2022
computer scientist Edgar F. Codd, where all data is represented in terms of tuples, grouped into relations. A database organized in terms of the relational...
30 KB (4,208 words) - 18:40, 3 August 2024
similarly to what is dubbed RDBMS, Tuple Stores, also known as Triple Store or Quad Store but also Generic Tuple Store, Document database, that mimics...
7 KB (789 words) - 18:20, 6 August 2024