Customer (cid, name, surname, city, address, phone)Account (aid, cid, amount, currency, created)Deposit (did, aid, cid, amount, date)Withdraw(wid, aid, cid, amount, date) a) Find all deposits to an account owned by a customer from Koper in the amountwhich is more than 50000. Use relational algebra and calculus.b) Write an SQL statement that prints the IDs and amounts of the accounts thathave in the last year more than 100 deposits by customers from Sicily with an amountthat is more than 10000.

a) Relational Algebra and Relational CalculusRelational AlgebraStep 1: Customers in Koper…

Answered: Customer (cid, name, surname, city,…

Programming with Microsoft Visual Basic 2017

8th Edition

ISBN:9781337102124

Author:Diane Zak

Publisher:Diane Zak

Chapter1: An Introduction To Visual Studio 2017 And Visual Basic

Section: Chapter Questions

Problem 3MQ5: What is the purpose of an access key?

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Property Estate Agent Clients who want to sell their home go to an estate agent, who will take measurements of their home, flat, or bungalow and record them on a card that is organised by area, price range, and type of property. A similar type of card is completed by potential purchasers and filed in an A4 binder by buyer name. The estate agent matches the needs of potential buyers with available houses on a weekly basis and provides them the data of selected properties. When a sale is completed, the buyer acknowledges that the contracts have been exchanged, the client's information is removed from the property file, and the customer receives an invoice. The top copy of a three-part set is given to the client, with the other two copies being filed.The invoice copies are stamped and archived once payment is received. Monthly invoices are reviewed, and accounts that have not been paid within two months receive a reminder (the third copy of the invoice). Question 2 Discuss the role of a…
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DATABASE SYSTEMS: QUESTION Do as directed This describes the business process to publish an academic paper. The author submits a paper to an editor in chief of a journal. The editor first checks whether the paper fit the theme of the journal. If not, the editor rejects the paper. Otherwise, the editor in chief assigns the paper to a number of reviewers. The reviewers review the paper, and write a review. The review is sent to the editor in chief. The editor in chief then assesses the quality of the paper with the help of reviewers’ comments. If the quality is good, the paper will be accepted, and the author notified. Furthermore, the paper is forwarded to the publisher for publication. If the quality is bad, the editor rejects the paper. Apply query to only access to compile the final decision to editor in chief and only visualized by author not reviewers
Define details view
What is the stored procedure in the database?
What is the purpose of an access key?
When you document procedures, why is it useful to know where the electronic versions are stored?
Skiing Database You are a member of New England Ski Club. The Manager of the Ski Club has asked you to design a database to keep track of member and skiing resort information. For each member of the club, the manager will need their name, address, phone number, skiing ability data. For the various ski resorts, you will need to track the name of the resort, # of trails, # of lifts. Also needed is a monthly report of skier activity including the skier's name, phone number, skiing ability, Ski resort visited, the date of the visit and general comments on the skiing there. Create the DBDL for the database using word. Do not over think this case. Do not make any assumptions. You must use the following table names: (Member, Resort, Activity and Ability.) Language: SQL
Structure: defines how data are structured, e.g., files, relations, objects. Integrity rules: define how data are kept correct and consistent. Operators: define how data are manipulated.
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TASK: Examples of the UNION operator, the use the DISTINCT operator. TOPIC : DATABASE

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