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what is er digram given that example of hospital,bank and library er digram.
What are the two types of blocks in the fixed -length representation? Define them. Anchor block: Have the first record of a chain. Overflow block: Have the records other tha
The Database administrator (DBA) uses the data dictionary in each phase of a database life cycle, beginning from the data gathering phase to the design, execution and maintenance p
vertical fragmentation
I need help in doing my dbms project
What is theta join explain? Theta Join - The theta join operation is an extension to the natural-join operation which permits us to merge selection and a Cartesian
For the question given below, you are required to submit design and implementation documentation as described over the page. Design, implement (in Java), test and document a set of
In a relation, tuples are not inserted in any definite order. Ordering of tuples is not defined as a part of a relation definition. Though, records may be structured later accordin
Niles Video Inc. wants to create a website for online sales of movies (DVD and videotapes). People will be allowed to register as customers on the website and to update their store
When It is better to use files than a DBMS? It is better to use files than a DBMS when Multiple users wish to access the data.
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