SQL Assignment In these exercises, you'll enter and run your own SELECT statements. You will use the MyGuitarShop database for these queries. If you do not already have the MyGuitarShop database, the SQL script and the i ...
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SQL injection on a search The way Search performs its task is by executing the following query (in a php script): $var=stripslashes($_POST['search']); $query = "SELECT username from lab1_login where use ...
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Question: Suppose a Prolog database exists that gives information about states and capital cities. Some cities are big, others small. Some states are eastern, others are western. a. Write a query to find all the small ca ...
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Instructions For decades, relational databases remained essentially unchanged; data was segmented into specific chunks for columns, slots, and repositories, also called structured data. However, in this Internet of Thing ...
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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 pric ...
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Background A new training organization called ABC TechTraining is opening soon and they have approached you to help design their new database. They have just completed the refurbishment of the premises and are now lookin ...
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The relation Member(StudentId, OrganizationId, RoleId) stores the membership information of student joining organization. For example, ('S1', 'O2', 'R3') indicates that student with Id 'S1' joined the organization with i ...
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Suppose that you have designed a database for Morgan Importing that has the following tables: EMPLOYEE (EmployeeID, LastName, FirstName, Department, Phone, Fax, EmailAddress) STORE (StoreName, City, Country, Phone, Fax, ...
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The groceries Dataset Imagine 10000 receipts sitting on your table. Each receipt represents a transaction with items that were purchased. The receipt is a representation of stuff that went into a customer's basket. That ...
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Question: Create an ERD for the following scenario. A small company ABC wants a database to keep track of internal company information. Â Given the following information create an ERD. The ABC Company has several departm ...
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