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List the table modification commands in SQL?
A) Deletion
B) Updates
C) Insertion
D) Update of a view
It is not possible to make an ABAP/4 program, which having only Subroutines. False. We can make ABAP/4 program, which having only Subroutines.
Due date for May 8
Database systems have many opposite efforts ?
What is the aim of object design The aim of object design is to identify object which the system contains and the interactions among them. The system implements specification
Shared lock or Read Lock It is requested by a transaction that needs to just read the value of data item. A shared lock on a data item does not permit an exclusive lock
What is advantage of two-way association? Two-way association advantages are following: a) Independent of the classes. b) Useful for existing predefined classes that are
When every condition appears with equality condition (=) only. c) Natural join (denoted by R*S) When two join attributes have the similar name in both relations. (Tha
Have a look around the site, and at some of the sites they have featured. These are all examples of bad design, and also offer an explanation about why they fall into this category
What are the properties of transaction? There are three properties of transactions :- A) Atomicity B) Consistency C) Isolation
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
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