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Discuss The difference between drop table R and delete from R.
DROP TABLE command deletes all the records with the table definition. This command will automatically committed and cannot be rolled back. Although
DELETE FROM
Process of implementing system design in dynamic models There are three essential approaches to implementing system design in dynamic models. These approaches are as below:
To delete a particular column in a relation which command is used ? To delete a particular column in a relation ALTER command is used.
What are the object-oriented approaches Software systems which are designed with structured design methodology never support some of desired quality attributes for example reus
Probelm: (a) A distributed database (DDB) is a collection of multiple, logically interrelated databases which are physically distributed over a computer network" (i) Give a
Explain data dictonary on oracle ? Data Dictionary - Data dictionaries are the system tables in which contain descriptions of the database objects and how they are structured.
Most computer systems authenticate users by asking them for the user name and password. However, the user names and passwords often can be guessed by hackers. Suggest an automated,
Which two tools are used to administer users for Active Directory?
Database Administrator One of the main perpose for having the database management system is to have control of both data or programs accessing that data. The person having li
Part 1: Security Plan Consider the Case study and identify 3 security requirements. For each of these security requirements: • Discuss the necessity for the feature and how
As with other software, databases can potentially be used for unethical purposes. As a database developer, and a consumer, you should recognize database misuse, and how it may affe
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