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Data definition language or data description language, relating to databases; Description Definition Language, part of the MPEG-7 standard; Device Description Language, related to field devices for process and factory automation; Digital data logger, a type of data logger, an electronic device that records data over time or in relation to location
Direct download link (DDL), or simply direct download, is a term used within the Internet-based file sharing community. It is used to describe a hyperlink that points to a location within the Internet where the user can download a file.
Saving a ddl file in Oracle SQL Developer. In the context of SQL, data definition or data description language (DDL) is a syntax for creating and modifying database objects such as tables, indices, and users. DDL statements are similar to a computer programming language for defining data structures, especially database schemas.
These sub-languages are mainly categorized into four categories: a data query language (DQL), a data definition language (DDL), a data control language (DCL), and a data manipulation language (DML). Sometimes a transaction control language (TCL) [1] is argued to be part of the sub-language set as well.
NIC—Network Interface Controller or Network Interface Card; NIM—No Internal Message; NIO—Non-blocking I/O; NIST—National Institute of Standards and Technology; NLE—Non-Linear Editing system; NLP—Natural Language Processing; NLS—Native Language Support; NMI—Non-Maskable Interrupt; NNTP—Network News Transfer Protocol; NOC ...
DDL (Description Definition Language) is part of the MPEG-7 standard. It gives an important set of tools for the users to create their own Description Schemes (DSs) and Descriptors (Ds). DDL defines the syntax rules to define, combine, extend and modify Description Schemes and Descriptors.
This specification in fact defined several separate languages: a data definition language (DDL) to define the schema of the database, another DDL to create one or more subschemas defining application views of the database; and a data manipulation language (DML) defining verbs for embedding in the COBOL programming language to request and update ...
The Open Data Description Language (OpenDDL) is a generic text-based language that is designed to store arbitrary data in a concise human-readable format.It can be used as a means for easily exchanging information among many programs or simply as a method for storing a program's data in an editable format.