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A data dictionary is a repository of information about data, such as meaning, relationships, origin, usage, and format. It can be used for database design, documentation, administration, or middleware. Learn about different types of data dictionaries, their features, and how they are used in various contexts.
A template for citing the online 'Merriam-Webster.com Dictionary' (merriam-webster.com). Template parameters [Edit template data] This template prefers inline formatting of parameters. Parameter Description Type Status word 1 no description Line required Learner's Dictionary 2 If set to "learners", links to https://www.learnersdictionary.com Suggested values learners Line optional access-date ...
This template is a Citation Style 1 wrapper template based on {{Cite encyclopedia}}. For centralised Citation Style 1 discussions, see Help talk:Citation Style 1 . This template generates a citation for a particular term defined in the third edition of the Oxford English Dictionary .
A database schema is the structure of a database described in a formal language supported by a relational database management system. Learn about the elements, constraints, and examples of database schemas, as well as the Oracle database specificity.
An associative array is an abstract data type that stores a collection of (key, value) pairs, such that each key appears at most once. Learn about its operations, properties, applications, and implementations with hash tables and search trees.
A data structure diagram (DSD) is a visual representation of data model that contains entities, relationships, and constraints. Learn about different styles of DSDs, such as Bachman diagram, and their applications in database design.
IDMS is a CODASYL database management system that was first developed at B.F. Goodrich and later marketed by CA Technologies. It has a built-in data dictionary, a SQL option, and runs on IBM, ICL and DEC platforms.
This template is a Citation Style 1 wrapper template based on {{Cite encyclopedia}}. For centralised Citation Style 1 discussions, see Help talk:Citation Style 1 . This template generates a citation for a particular term defined in the third edition of the Oxford English Dictionary .