- data type
-
a classification or category of various types of data, that states the possible values that can be taken, how they are stored, and what range of operations are allowed on them
Wikipedia foundation.
data type
Look at other dictionaries:
Data type — For other uses, see Data type (disambiguation). In computer programming, a data type is a classification identifying one of various types of data, such as floating point, integer, or Boolean, that determines the possible values for that type; the … Wikipedia
Data type (disambiguation) — Datatype may refer to: Data type in programming languages Amiga Datatype, the AmigaOS automatic system of recognizing data files See also: Category:Statistical data types This disambiguation page lists articles associated with the same title. If… … Wikipedia
Algebraic data type — In computer programming, particularly functional programming and type theory, an algebraic data type (sometimes also called a variant type[1]) is a datatype each of whose values is data from other datatypes wrapped in one of the constructors of… … Wikipedia
Abstract data type — In computing, an abstract data type (ADT) is a specification of a set of data and the set of operations that can be performed on the data. Such a data type is abstract in the sense that it is independent of various concrete implementations. The… … Wikipedia
Generalized Algebraic Data Type — Generalized Algebraic Data Types are generalizations of the algebraic data types of Haskell and ML, applying to parametric types.With this extension, the parameters of the return type of a data constructor can be freely chosen when declaring the… … Wikipedia
Real data type — A real data type is a data type used in a computer program to represent an approximation of a real number.Because the real numbers are not countable, computers cannot represent them exactly using a finite amount of information.Most often, a… … Wikipedia
Ordinal data type — In computer programming, an ordinal data type is a data type with the property that its values can be counted. That is, the values can be put in a one to one correspondence with the positive integers. For example, characters are ordinal because… … Wikipedia
Type system — Type systems Type safety Inferred vs. Manifest Dynamic vs. Static Strong vs. Weak Nominal vs. Structural Dependent typing Duck typing Latent typing Linear typing Uniqueness typing … Wikipedia
Data structure alignment — is the way data is arranged and accessed in computer memory. It consists of two separate but related issues: data alignment and data structure padding. When a modern computer reads from or writes to a memory address, it will do this in word sized … Wikipedia
Type inference — Type inference, or implicit typing, refers to the ability to deduce automatically the type of a value in a programming language. It is a feature present in some strongly statically typed languages. It is often characteristic of but not limited to … Wikipedia
Data profiling — is the process of examining the data available in an existing data source (e.g. a database or a file) and collecting statistics and information about that data. The purpose of these statistics may be to: Find out whether existing data can easily… … Wikipedia
