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When are they useful? Justify with an example. The temporary tables are commonly used to support specialized rollups or exact application processing needs. Unlike a permanent t
What are the two types of errors? The two types of errors are: a) Logical error b) System error
What is NULL? Give an example to described testing for NULL in SQL? The NULL SQL keyword is used to represent either a missing value or a value which is not applicable in a re
What is authorization graph? Passing of authorization from single user to another can be shown by an authorization graph.
how to implement hyrise in C plus plus
An orchestra database consists of the following relations: CONDUCTS (conductor, composition) REQUIRES (composition, Instrument) PLAYS (Player, Instrument) Give the relational
WHAT IS DSS? WRITE ITS REQUIREMENTS.
Consider the subsequent relations along with keys underlined Street (name, location, city) House (number, street_name) Lives (name, house_number) Define the above relations
compare the features of oracle RDBMS with MySQL and Microsoft SQL server
One-way Associations When an association is traversed only in the one direction, then it is implemented as a pointer i.e.an attribute which contains an object reference. If mu
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