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Suppose the database has the following tables;
CUSTOMER (CustomerSK, Name, Phone, EmailAddress)STOVE (SerialNumber, Type, Version, DateofManufacture)REGISTRATION (CustomerSK, SerialNumber, Date)STOVE_REPAIR (RepairInvoiceNumber, SerialNumber, Date, Description, Cost, CustomerSK)
Write down the SQL code to complete the following requests.
1. Illustrate all the data in each of four tables. Don't show foreign key columns.2. Write down the names and e-mail addresses for all customers who have had stove repair which cost more than $50.3. Write all \versions of stoves which are of a type "Maytag" and they have not spent any money on repairs.
Draw an object-oriented model for a small private airport database that is used to keep track of airplanes, their owners, airport employees, and pilots.
Select an appropriate statistical measure to compare consistency of sales. Make the calculations and write a report. In your calculations, include the mean sales for each salesperson.
Write a query to determine the cost of the least expensive part in the part table? Format the returned price in dollars and cents using the correct function.
Hhow can you change column name or what is a different way to write statement in SQL so it displays the amount column as money.
Based on the schema write SQL statements and provide the equivalent relational algebra expressions - relational algebra expressions return and give the equivalent SQL statements.
Proceed with all steps in information-level design to add this user view to existing cumulative design. Is this table in1st NF?___No____ . If Yes skip. If not, write Table in DBDL notation after applying the methodology we use for converting into 1NF..
Suppose you have a table which contains 27,000 data records, and you have unclustered B+ Tree Index on the table.
our current database uses dictionary-managed tablespaces. In running various performance tuning scripts, you have discovered that one of these tablespaces seems to have run out of space long before you calculated that it would.
A database is to be created for University to monitor students' progress throughout their course of study. Students are reading for degree (such as BTech, BTech(Hons) MCA, etc) within framework of modular system.
Your task is to develop a database to support this activity.Here is what you need to be able to provide Custom Auto Body in order to land your first consulting contract:
Draw an ER diagram for your database scenario. Design a set of 3NF tables for your database scenario.
From information system point of view, we should take the key functions of organization and map them to strategic information. Do your companies follow this process or are steps skipped?
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