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Define the notation for classes and atrributes
The notation for class, attribute, and operations are shown below:
Figure: Class with attributes and operations
An interface is a set of operations which are used to specify a service of a class or a component.
Differentiate between a unique key and a primary key. - By default, clustered index on column are created by primary key while nonclustered index are created by unique key.
which component of DBMS can be embedded in a program? The data manipulation language (DML) is a component which is embedded in a program.
What are the advantages of creating a table from existing table?
Explain Deadlock detection and recovery Deadlock Detection - A deadlock is said to take place when there is a circular chain of transaction, every waiting for the release of a
In case of entity integrity, the primary key may be declared? In a case of entity integrity primary key may be not Null.
can you resolve this for me please? Database Management Systems Homework 1 The following relations are given (primary keys are underlined): PLAY-ACTOR(AId, Name, Nationality, Birt
Decompose the table with the following description and functional dependencies into a set of equivalent tables normalized to 3NF or BCNF. This database stores records from a (ve
Which is a legal expression in SQL? SELECT NAME FROM EMPLOYEE is a legal expression in SQL.
i would like to ask if you will do assignment of database number of words 1500 and how much
Which database object does not physically exist? A view database object does not physically exist.
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