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...
9 KB (1,002 words) - 14:53, 13 May 2024
description language or interface definition language (IDL) is a generic term for a language that lets a program or object written in one language communicate...
6 KB (575 words) - 16:18, 8 November 2024
categories: a data query language (DQL), a data definition language (DDL), a data control language (DCL), and a data manipulation language (DML). Sometimes a...
1 KB (160 words) - 19:24, 24 August 2024
SQL (redirect from SQL data types)
sublanguages, commonly: Data query Language (DQL), Data Definition Language (DDL), Data Control Language (DCL), and Data Manipulation Language (DML). The scope...
40 KB (3,766 words) - 14:57, 21 October 2024
SQL Commands. Data Manipulation Language (DML) Data Definition Language (DDL) Data Control Language (DCL) Transaction Control Language (TCL) DCL commands...
8 KB (981 words) - 07:25, 28 September 2024
schema statements, rather than the data stored within them, is considered to be part of a separate data definition language (DDL). In SQL these two categories...
5 KB (550 words) - 20:09, 14 December 2023
files, and a ray-tracing domain-specific language like POV compiles to graphics files. A data definition language like SQL presents an interesting case:...
33 KB (3,904 words) - 13:33, 17 September 2024
programming language, data types constitute the semantics and characteristics of storage of data elements. They are expressed in the language syntax in...
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Search engine query languages, e.g., as used by Google or Bing Data control language Data definition language Data manipulation language Path expression Schmitt...
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(Network Definition Language) was a compiler on Burroughs Large and Medium Systems computers used to create a network definition file for a data communications...
1 KB (129 words) - 04:16, 9 March 2020
product. Like SQL, it supports a data definition language (DDL), data manipulation language (DML) and a data query language (DQL), all three with SQL-like...
3 KB (309 words) - 18:59, 26 April 2024
In computing, a data definition specification (DDS) is a guideline to ensure comprehensive and consistent data definition. It represents the attributes...
9 KB (1,112 words) - 16:48, 16 July 2023
relation type. The definition of generic data model is similar to the definition of a natural language. For example, a generic data model may define relation...
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A definition is a statement of the meaning of a term (a word, phrase, or other set of symbols). Definitions can be classified into two large categories:...
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XML (redirect from EXtensible Markup Language)
arbitrary data structures, such as those used in web services. Several schema systems exist to aid in the definition of XML-based languages, while programmers...
57 KB (7,069 words) - 16:41, 2 November 2024
understanding of complex definitions. Almost all programming languages explicitly include the notion of data type, though the possible data types are often restricted...
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database connections and queries for pulling data into the report. "Introducing the report definition language". Report Definition Language Specification...
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Document Schema Definition Languages (DSDL) is a framework within which multiple validation tasks of different types can be applied to an XML document...
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DDE—Dynamic Data Exchange DDL—Data Definition Language DDoS—Distributed Denial of Service DDR—Double Data Rate DEC—Digital Equipment Corporation DES—Data Encryption...
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Dataphor (redirect from D4 (programming language))
Server is to provide a standardized language and runtime for the definition, manipulation, and integrity of application data. The Frontend is concerned with...
12 KB (1,415 words) - 12:16, 5 March 2024
expects, and what data structures it returns. Therefore, its purpose is roughly similar to that of a type signature in a programming language. The latest version...
12 KB (1,254 words) - 18:07, 17 August 2023
XML schema (redirect from XML Schema Language Comparison)
integrity constraints. There are languages developed specifically to express XML schemas. The document type definition (DTD) language, which is native to the XML...
24 KB (3,200 words) - 19:00, 24 November 2023
IDEF1X (redirect from Integration DEFinition - Data Modeling (IDEF1X))
Integration DEFinition for information modeling (IDEF1X) is a data modeling language for the development of semantic data models. IDEF1X is used to produce...
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published a report containing specifications of a Data Manipulation Language (DML) and a Data Definition Language (DDL) for standardization of network database...
3 KB (299 words) - 22:52, 28 September 2024
ABAP (redirect from ABAP programming language)
implemented in an optimum manner. The data models are defined using the data definition language (DDL) and data control language (DCL) provided in the ABAP CDS...
66 KB (4,463 words) - 07:12, 3 September 2024
SQL syntax (category Data modeling languages)
account_number=2345; IF ERRORS=0 COMMIT; IF ERRORS<>0 ROLLBACK; The Data Definition Language (DDL) manages table and index structure. The most basic items of...
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list of popular generic languages used for data exchange in multiple domains. Nomenclature Schemas – Whether the language definition is available in a computer...
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CODASYL (redirect from Conference on Data Systems Languages)
Model. This specification in fact defined several separate languages: a data definition language (DDL) to define the schema of the database, another DDL...
8 KB (934 words) - 12:56, 1 June 2024
Entity Framework (redirect from Entity Data Model)
needed] ADO.NET Entity Framework uses an XML based Data Definition Language called Schema Definition Language (SDL) to define the EDM Schema. The SDL defines...
39 KB (4,146 words) - 04:05, 4 November 2024