Necessity of database redesign
Describe any two reasons which show the necessity of database redesign?
Expert
Database redesign is vital for two reasons which are as follows:
(i) Redesign is essential both to fix mistakes made throughout the initial database design.
(ii) Redesign is essential to adapt the database to changes in system requirements. These changes are common since information systems and organizations don’t just influence each other they create each other. Therefore, new information systems cause alters in systems requirements.
Assume when a session fails subsequent to loading of 10,000 records in to target. How can we load the records from 10001 the record when we run session next time?
Write down security domain in Business Objects?
Why do normalized tables need more complex SQL when SQL statements are employed in application programs?
List out the main attributes of the data stage?
Explain the performance of SQL Server Reporting Services.
Briefly explains the three kinds of SQL commands?
What are the types of prompt?
What occurs while rows are determined using a FETCH statement?
Elucidate briefly what is batch and also give explanation about the types of batches?
Illustrates the about Data Manipulation Language?
18,76,764
1924924 Asked
3,689
Active Tutors
1449222
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!