linguagem de definição de dados(A language that defines all attributes and properties of a database, especially record layouts, field definitions, key fields, file locations, and storage strategy)
data definition language A language that defines all attributes and properties of a database, especially record layouts, field definitions, key fields, file locations, and storage strategy
data definition language A language that defines all attributes and properties of a database, especially record layouts, field definitions, key fields, file locations, and storage strategy
