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what is query processing ,query optimization and performance turring?
What are the technique to define a schema completely ? A schema is completely define by DDL and DML query language.
Explain the cartesian product in Database Management System
What are the various symbols used to draw an E-R diagram (any 3)?
Inheritance Adjustment As in object oriented analysis and design terms inheritance defines a relationship between classes, where as one class shares structure or behaviour def
Object Oriented model :An object has values stored in instance variables within the object. An object also has bodies of code that execute on the object. These bodies of code are
Determine the term- Active values An active value is that has dependent values. Every dependent value registers itself with active value that contains a set of dependent values
What are the disadvantages of file-processing system? Ans: The Disadvantages of File-Processing System a. Data redundancy and inconsistency - Data redundancy means not nece
Which language has presently become the defacto standard for interfacing application programs along with relational database system? The language which has recently become the
Create Student DB and execute Insert query? STUDENT (name, student#, class, major) COURSE (course name, course#, credit hours, department) SECTION (section identifier, course
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