SQL Transactions Exercises Consider table Item(name,price) where name is a key, and the following two concurrent transactions. T1: Begin Transaction; Update Item Set price = 2*price Where name = 'pencil'; Insert Into Ite ...
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Quesiton: 1. What is Data-Manipulation Language (DML)? There are four types of access in DML, explain each one. 2. Assume we have a Library Database consists of the following relations: author(author_id, first_name, last ...
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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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The case study company received a detailed report from the ECM consultant with a detailed list of data requirements, tools, and processes that are currently used to manage this data. The chief executive officer (CEO) and ...
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Tableau is business intelligence software that helps people see and understand their data. Fast Analytics Connect and visualize your data in minutes. Tableau is 10 to 100x faster than existing solutions. Ease of Use Anyo ...
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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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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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Database Design & Development Assignment - Assignment title - Design and Implement a Relational Database for a local Print and Ink Refill Business. Learning Outcome - Use an appropriate design tool to design a relational ...
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Question: 1: Describe 1NF, 2NF, 3NF. 2: Explain why 4NF is a normal form more desirable than BCNF. The response must be typed, single spaced, must be in times new roman font (size 12) and must follow the APA format.
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SQL Write a SELECT statement that returns three columns from the Vendors table: VendorContactFName, VendorContactLName, and VendorName. Sort the result set by last name, then by first name.
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