A repository containing information about data: their meaning, logical organization, type, relations, source, usage, classification, security policies, etc..
Data dictionary is a set of meta-data which contains the definition and representation of data elements.It gives a single point of reference of data repository of an organization.Data dictionary lists all data elements but does not say anything about relationships between data elements.
example of data dictionary
Data dictionary it contains the names and description of the dictionary tables and views.
data dictionary
A data dictionary is a centralized repository of information about data,. The purpose of a data dictionary in oracle is to indicate a more general software utility than a catalogue.
Data dictionary allow the user to split data about in multiple direction
DATABASE is a repository of data...... it is a place which holds the entire data together......while DATA DICTIONARY defines the basis to distinguish the data....this can be in the form of tables, views
Charles J. Sippl has written: 'Microcomputer dictionary and guide' -- subject(s): Dictionaries, Microcomputers, Microelectronics 'Calculator users guide and dictionary' -- subject(s): Calculators, Dictionaries 'New Websters Computer Terms' 'Dictionary of Microcomputing (Dictionary)' 'Video / computers' -- subject(s): Microcomputers, Interactive terminals, Home video systems, Computer terminals 'The new Webster's computer terms' -- subject(s): Electronic data processing, Computers, Dictionaries 'Computer man's dictionary' -- subject(s): Electronic data processing, Dictionaries 'Microcomputer handbook' -- subject(s): Microcomputers 'Computer dictionary' -- subject(s): Dictionaries, Electronic data processing, Computers 'Computer dictionary and handbook' -- subject(s): Dictionaries, Electronic data processing, Computers
A data dictionary provides a comprehensive list of data elements with detailed descriptions, including their meaning, relationships, and structure. It serves as a reference guide to ensure consistency, accuracy, and understanding of data across an organization. It helps in data management, data integration, and data governance practices.
In simple terms... a security breach !
In simple terms, formatting a CD prepares it for use, so that data can be written on to it.
Data dictionary is a repository to store all information. Meta data is data about data. It is data that defines other data. The data dictionary can be metadata that describes some information about the database.