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Briefly explain each of the following database terms. Use no more than 2-3 lines for each term.
1. DBMS
2. Update Anomaly
3. Alias (referring to tables in SQL queries)
4. DDL
5. Domian
Explain the challenges before an E-business management.
Preliminary entities and attributes of human resourse management database management system
Creating views with Read only option : In the view definition this option is used to make sure that no DML operations can be done on the view.
I need to Map an E-R diagram to a relational schema
What is the used of specifying alias? Specifying alias: is used to rename column or attribute in a table.
Logical Operators Rules of Precedence: Order evaluated Operator 1 All comparison operators 2
What are the physical characteristics of magnetic disks? Ans: A magnetic disk is a circular plate or platter of plastic or metal that is coated with magnetizable material lik
You are working for the ABC Telecom and are given some customer records for data mining. You are asked to discover, from the data, patterns that characterize low-, medium- and high
Question: (a) Discuss the difference between a composite key and a composite attribute. How would each be indicated in an E-R diagram? Support your answer with appropriate exam
i need help with creating database system for a library
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