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What is the full form of DDL?
DDL is stand for Data Definition Language.
What does authentication refer? Authentication refers to the task of verifying the uniqueness of a person.
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 is vertical fragmentation? Vertical fragmentation divides the relation by decomposing the scheme R of relation r.
Homework chapter 10 no 3
10A.53 Code an Oracle Database trigger to enforce the constraint that an employee can never change his or her department. 10A.54 Code an Oracle Database trigger to allow the delet
These permit the user to unload a database or parts of a database and reload the data on the similar machine, or on another machine in a dissimilar location. This can be useful in
The Second Normal Form (2NF) Definition: A relation is in 2NF if it is in 1NF and each non-key attribute is fully dependent on each candidate key of the relation. Some of th
How persistent programming languages differ from traditional programming languages? Database languages vary from traditional programming languages in that they directly manipul
Assigning Responsibility for Operation Many operations might have obvious target objects, but some of these operations could be used at numerous places in an algorithm, by one
Question 1 Explain ER model Question 2 What are the characteristics of a computer provided information? Question 3 What are facts and guidelines to be considered when se
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