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Explain mechanism of nested queries? SQL gives a mechanism for nesting subqueries. A subquery is a select from where expression that is nested within one more query. A common u
What are the technique to define a schema completely ? A schema is completely define by DDL and DML query language.
explain various steps uses in evaluation and maintenance of MIS.
Determine the Three Views of Data We know that the similar thing, if viewed from dissimilar angles produces difference sights. Similarly, the database that we have formed alrea
1) Define a job scheduling strategy that will meet business requirement of reporting availability by 6am CST for the following cubes? Show the job scheduling dependencies in a pict
What are the drawbacks of shadow-paging technique? The drawbacks of shadow paging is:- a) Commit Overhead b) Data fragmentation c) Garbage collection
What is authorization graph? Passing of authorization from single user to another can be shown by an authorization graph.
Durability : This property necessitates that once a transaction has committed, the changes made by it be never lost because of subsequent failure. Thus, a transaction is also a bas
You are to write a property management database program that allows a real estate agent to view, add, search, and save property listings. The program is to do the following: 1.
FDs in Entities : Student entity : Enrolment number → Student name, Address Course Entity :
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