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Consider the following relational database: STUDENT (name, student#, class, major) COURSE (course name, course#, credit hours, department) SECTION (section identifier, course#, sem
Failures and Recovery In practice various things might occur to prevent a transaction from completing. Recovery methods are used to bring database, which does not satisfy consi
Can a filed occur in several field groups. Yes. But it leads to redundant data redundancy.
What do you mean by DBMS? What is its need and what are its goals. Explain? OR Explain Data Base Management System? Sol. Database management system is a
What is inheritance? Inheritance is an object orientation concept that allows reusability of code / design. Basic sense of inheritance is that if one class is predefined than a
Explain the relevance of Data Dictionary in a Database System? Data dictionary is a database in its own right residing on the disk that consist of Meta data which is = Data abo
List the table modification commands in SQL? A) Deletion B) Updates C) Insertion D) Update of a view
what is 3nf
In which form of relational database developer refers to a record? In a tuple form of relational database developer refers to a record.
What is deadlock? Neither of the transaction can ever proceed with its normal implementation. This situation is known as deadlock.
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