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Data mining is the retrieval of information from databases, It is a powerful new technology designed to help companies focus on the most important information in their data warehouses. Data mining tools predict future trends and behaviors.
Explain why data mining has become so important in today's
A secure database is first requirement for business intelligence. Business Intelligence is collective information about customers, competitors, business partners, competitive environment, and your internal operations for making important, effective, and strategic business decisions.Using the company for which you current work or a previously worked, brainstorm how their technology has how they plan, advertise and operate 10 years ago. Then, compare it with how they plan, advertise and operate today.
Develop an E-R diagram for the library database. The relation schemas for the library database.
In addition, you will also need to create a state machine diagram for the RegistrationRecord class (the class that maintains the registration of a student in a class).
What is file organization? what are file organization techniques.explain in detail? explain random file organization technique, multikey file organization technique?
Convert the example of GEOMETRY_OBJECTS given in section 11.1.5 from the functional notation to the notation given in Figure 11.2 that distinguishes between attributes and operations. Use the keyword INHERIT to show that one class inherits from an..
This course utilizes the Virtual Organizations, an Apollo Group, Inc. learning tool. The Virtual Organizations portal is accessed from the link on your course materials page.
write a 2 page research paper excluding the title page on the turing and von neumann models. compare and contrast each
Your supervisors and customers are very impressed with the database you have put together. Describe a minimum of three heuristics to optimize Queries.
you are to design a database for an insurance company. the data will include information about customers name address
Describe at least three web server vulnerabilities and how they are typically exploited. Provide unique answers here, posting early will help.
Write down your subquery MAX_CALC_SAL. Name columns in result JOB_TITLE and JOB_TOTAL, and sort result on JOB_TOTAL in descending order.
Show an alternative design using the General notations for the attribute described in Problem 2 that uses only entity types (including weak entity types if needed) and relationship types.
Consider a relation stored as a randomly ordered ?le for which the only index is an unclustered index on a ?eld called sal. If you want to retrieve all records with sal > 20, is using the index always the best alternative? Explain.
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