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what is relationship inheritance and attribute inheritance
Example : Search the name, department number and salary of employees drawing minimum salary in that department. SELECT ENAME, SAL, DEPTNO FROM EMP WHERE SAL IN (SELECT MI
A customer places orders for parts and belongs to a particular industry group. An individual order is taken by a particular sales representative on a specific date and the sales re
List the table modification commands in SQL? A) Deletion B) Updates C) Insertion D) Update of a view
How many types of users works on database? Users are differentiated through the way they expect to interact along with the system (i) Application programmers-interact with
Give short note on the following terms:Dirty pages and ETL a.) Dirty pages. These are buffer pages which comprise modifications which haven't been written to disk. b.
Transactions And Concurrency Management Introduction One of the main benefits of storing data in an integrated repository or a database is to permit sharing of it betwee
What are the four main characteristics of the database approach? The four major characteristics of the database approach are: 1. Self-describing nature of a database system. 2.
A Relation Schema represented by R(A1, A2, ..., An) is made up of the relation name the list of attributes and R Ai that it contains. A relation is described as a set of tuples
Question: (a) Why is it important to know the architecture rather than to start requirement capture when designing a large scale system? (b) Who are the different people in
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