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Dr. Jones has asked you to make the monthly Claim Status Summary report. He wishes you to include insurance company number, the patient number and name, procedure date, procedure code and description, the fee, the date the claim was filed, amount of the claim, amount of reimbursement, and amount remaining unpaid. He wishes you to group data by insurance company number, with subtotals by company and grand totals for each numeric field. When you create report, ensure to include mock-up report and report analysis form.
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.
Write SQL statements that do the following: Calculate the average salary for all employees. Calculate the maximum salaries for exempt and non-exempt employees.
Find the maximum salary of all employees who are not managers. Give all the managers in the database a 10 percent salary raise. Give all the other employees a 5 percent salary raise.
Write down some of problems and issues related with internet databases? Consider security, performance, architecture issues.
Illustrate all data in each of the four tables. Don't show foreign key columns. Write down the names and e-mail addresses for all customers who have had stove repair which cost more than $50.
In talking about database security, some aspects to regard as are Data Integrity, Confidentiality, and Malicious Activity. Illustrate how does database security relate to data integrity?
Create a link list in ADT c to maintain employee information like name,empid,basic salary and address.1.add employee info to the list if the empid is valid.
You are creating a database of measured meteorological data for use in weather and climate research. Explain a structure type measured_data_t with components site_id_num.
List the students ID, name, GPA, and course Number such that all students have GPA greater than 3 . 5 and enrolled in a course in Jan 1, 2011. Find the names of all students who have GPA greater than 3.
Several times, database triggers are utilized to record logins by users. Here is the example of login trigger that inserts row into table every time a user connects.
Write down the difference between traditional file systems Vs modern database environment. Describe the following: Physical data independence Vs logical data independence
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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