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Using these kinds of entities found in Alexamara Marina Group database (marinas, owners, boat slips, categories, and service requests) prepare the example of table which is in first normal form but not in second normal form and example of a table which is in second normal form but not in third normal form.
Use the three-sphere model for systems management and brainstorm issues related to the change based on the business, technology, and organization spheres.
Explain the use of facts, dimensions and attributes in a star schema model. Explain the use of facts, dimensions and attributes in a star schema model.
Database Modeling and Design: A complete table diagram. Transform model to tables, include all attributes and keys.
Suggest how to implement direct-address table in which keys of stored elements don't require to be distinct and elements can have satellite data.
Explain the information-gathering techniques and design methods you would suggest to use for project. Recognize the key factors that help ensure the information required for the project.
What is the maximum rate at which data can be read from disk, assuming that we can only read data from one surface at a time? What is the average rotational latency?
Explain the concept of physical data independence and its importance in database systems, List four significant differences between a file-processing system and a DBMS.
Create tables in 3NF. As you create the database, include different codes for at least three of the fields. Use sample data to populate fields for at least three records in each table.
Design an er schema for keeping track of information about votes taken in the U.S. House of Representatives during the current two year congressional session.
Describe how to create a query in Access Query Wizard equilvant to the query: SELECT first, last, department, hours FROM payroll WHERE hours>.
Energy in the home, personal energy use and home energy efficiency and Efficient use of ‘waste' heat and renewable heat sources
What actions does a referential integrity constraint prevent from occurring when data is inserted in a table that contains this constraint?
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