What is a data dictionary, Database Management System

What is a data dictionary? 

A data dictionary is a data structure which keeps Meta data about the structure of the database i.e.  the schema of the database. 

 

Posted Date: 7/27/2013 6:41:09 AM | Location : United States







Related Discussions:- What is a data dictionary, Assignment Help, Ask Question on What is a data dictionary, Get Answer, Expert's Help, What is a data dictionary Discussions

Write discussion on What is a data dictionary
Your posts are moderated
Related Questions
Normalize the following table upto and including the 3NF. Submit a 1 page printout of only the final set of normalized tables in Data Architect. Just use Data Architect to do the t

What is Hierarchical DBMS In HDBMS, data is structured in a tree like manner. There is a parent-child relationship between data items and the data model is very suitable for re

tell me the functionality,advantages and disadvantages of student database

Conversion of entity sets: I)   For  every  strong  entity  type  E  in  the  ER  diagram,  we  make  a  relation  R containing all the easy attributes of E. The relation R pri

how can apply joins on table

Aggregation : One limitation of the E-R diagram is that they do not permit representation of relationships between relationships. In such a case the relationship along with its ent

The ER diagram clearly showing the additional tables you have implemented. SQL table creation scripts for the tables you have set up. SQL scripts showing the sample data you

The Structured Query Language INTRODUCTION Database is an organised set of information about an entity having controlled redundancy and serves numerous applications. DBMS

Sparse and Dense Indexes These indexes in principle are the similar as that of indexes used at the back of the book. The key facts of the indexes are: They are arranged

Which database object does not physically exist? A view database object does not physically exist.