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Describe how to create a query in Access Query Wizard equilvant to the query: SELECT first, last, department, hours FROM payroll WHERE hours>; then what part of this query cannot be entered using the Access Query Wizard? Describe how tit can be added to the query.
Write a query that performs an inner join of the grade, student, and grade_type tables using ANSI SQL 99 syntax (JOIN ON).
Complete database exercise by converting user form located the evaluation procedures section of the syllabus into 1NF and 2NF.
You have a company, specializing in managing technology solutions. you have ben just hired by big firm to execute a well-planned strategy.
Developers have noticed that EMP table doesn't have an assigned primary key. EMP_ID column has been selected to be the primary key.
There are six major types of information systems which organisations use in their operations. Discuss how these information systems support managers in their decision making role Explain the datawarehouse and data mining concepts using appropria..
How many copies of the book titled „The big magic? are owned by the local library whose name is "Newtown" library?
Design an updateable database for storing customer and sales data. Explain how to deal with the problems of missing data.
Draw an ER diagram for your database scenario. Design a set of 3NF tables for your database scenario.
At this point in the design process, you would have a detailed physical schema created for a database. How would you approach converting your schema into a database, complete with sample data? Explain your approach in two to three paragraphs.
What advantage is there in storing metadata in tables? Is Microsoft Access a DBMS? Why or why not? List the several consequences of a poorly designed database.
Show all the data in each of the four tables. Do not show foreign key columns. Write names and e-mail addresses for all customers who have had a stove repair that cost more than $50.
Draw the E/R diagrams for the business rules
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