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A database administrator''s responsibilities and data contents
Ask questioYou are the database administrator in a university. You have been tasked to come up with a new database for the University. Using the stages in Database Life Cycle come
What is NULL? Simply NULL means not in value.
Importance Of File Organisation In Database To execute a database efficiently, there are various design tradeoffs needed. One of the most vital ones is the file Organisation. F
assume we have the following apllicationthat model sccer team the games they play and the players inv each teamin the design we want to capture
What is a cascading update? Referential integrity constraints needs that foreign key values in one table correspond to primary key values in another. If the value of the primar
Define page. The database is partitioned into some number of fixed-length blocks, which are referred to as pages.
What is view in SQL? How is it defined? Any relation that is not part of the logical model, but is made visible to a user as a virtual relation is known as a view. We descri
Assume that you are responsible for selecting a new DBMS product for Sohar Hospital
What are the advantages of using a DBMS? The benefits of using a DBMS are a) Controlling redundancy b) Restricting unauthorized access c) Giving multiple user interfac
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