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What is the primary difference between global and universal groups?
Universal groups add more data to the global catalog.
What is difference between data dictionary and database schema?
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
Difference between catalog and schema?
A catalog is a set of tables which contains the definitions or descriptions of the database structure and its constraints. For example it could store the structure of each file +Type and Format of each data item stored in the file. A catalog is a type of schema and a schema is what defines a data elements and their interrelationships.
What is a data dictionary in software engineering?
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.
Difference between meta data and data dictionary?
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.
What is the difference between active and passive data dictionary?
The integrated data dictionary is called active if it is checked by DBMS every time a data base is accessed. It is always consistent with actual data base structure. It is automatically maintained by the system.The integrated data dictionary is called passive if it is not used in day to day database processing.
What is the difference between OLAP and data mining?
difference between Data Mining and OLAP
What is the difference between allocation and search data structure?
difference between serch data structure and allocation data structure
What is the difference between data communication and data communication information2010to2013?
The scope of work and the educational requirements are the difference between data communication and data communication information.
What is the difference between primary data and secondary data Don't make it complicated please?
The difference between primary data and secondary data is that primary data is the information from the original research.
Where the data dictionary used in software engineering?
example of data dictionary
What is data dictionary what are the contents of it and for what is used?
Data dictionary it contains the names and description of the dictionary tables and views.
