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#explain five disadvantages of a dbms..
What are the benefits of decomposing a system? The benefits of decomposing a system into subsystems are that after decomposition, each individual component become smaller and e
Describe relational model? Structure of relational data base Basic structure Database schema Keys Schema diagram Query languages
wh
Why is database design important?
Why a report generator is used ? Report generator is used for print files on paper.
What are the several forms of identity? a) Value b) Name c) Built-in
Redo Logs: Any database must have minimum two redo logs. These are the rules for the database; the redo logs record all modifies to the system objects or user objects. If any type
How to reduce data redundency
Q. Define a weak entity set and its identifying relationship. List the necessary conditions for a meaningful identifying relationship set of a weak entity set. Entity is a t
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