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Suppose that we have a table of house prices and a table of zip codes:
• hprices(hid (PK),address,bedrooms,price,zipcode)
• zipcodes(zipcode (PK),state)
Write a SQL query that finds the average, maximum, and minimum price for all the houses in each state, as well as the total number of houses for sale in each state. ?
Create a query that includes students' first names, last names and phone numbers. Create the tables and relationships from the database design discussed in Lab.
Discuss a total of ten (10) functions, responsibilities, and/or skill requirements of a database administrator. Describe precautions a database administrator may take for database security and protection of patient information. (A 1½ -page respons..
The dependency diagram in Figure indicates that a patient can receive many prescriptions for one or more medicines over time. Based on the dependency diagram.
identify and list at least five benefits and five challenges of structured data sets. Explain each benefit or challenge in 50 to 100 words.
Identify the potential sales and department store transactions that can be stored within the database and design a database solution and the potential business rules that could be used to house the sales transactions of the department store.
If we are currently at logical block 10 (the last block accessed was block 10 ) and want to access logical block 4, how many physical blocks must be read from the disk?
Describe what relationship types represent in an ER model and provide examples of unary, binary, ternary, and quaternary relationship.
You work in the IT support division of a large firm and are responsible for keeping track of personal computer repairs and service throughout the organization.
weekly assignment analysis and research for a data warehouse systembased on knowledge and examination you will analyze
XML provides a method for data to be transferred between systems. Specify at least three components of an XML document.
Export the entire table to an Excel spreadsheet and save it. Submit the database file with your form, the records you added and your queries
Select a database from NCHS or complete a query using CDC WISQARS.Select a specific health concern or injury using the population of your choice.
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