subset domain
[ˈsʌbˌsɛt dəˈmeɪn]
nounpl: subset domains
domínio de subconjunto
1. In mathematics and set theory, a domain that is a proper or improper subset of a larger domain; a restricted or limited set of elements within a broader domain
The subset domain of positive integers is contained within the domain of all integers.
O domínio de subconjunto dos inteiros positivos está contido no domínio de todos os inteiros.
2. In computer science and networking, a subdivision of a domain namespace that serves a specific functional or organizational purpose
The IT department created a subset domain for testing before deploying changes to the main domain.
O departamento de TI criou um domínio de subconjunto para testes antes de implementar alterações no domínio principal.
3. In databases and programming, a constrained set of valid values for a particular attribute or field within a larger data domain
The subset domain for user roles includes only 'admin', 'user', and 'guest' values.
O domínio de subconjunto para funções de usuário inclui apenas os valores 'admin', 'usuário' e 'convidado'.
This is primarily a technical term used in mathematics, computer science, and information technology fields. It is not commonly used in everyday conversation but is standard terminology in academic and professional settings in both Brazil and Portugal. In the USA, the term is widely recognized in technical communities and IT industries.
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