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Create a database for a human resources group. List a few different tables and colums to store the HR information.
State assumptions in creating the DB and underlying database objects. Use Access to create DB and tables.
Database designers stated following dimension of "miniworld"- to be represented in Company Supplier-Part database: company is organized into departments. Each department has unique name, unique number.
You are provided with a case which will be used for the assignments dealing with design and implementation of database.
Write a SELECT statement that returns two columns: VendorName and PaymentSum, where PaymentSum is the sum of the PaymentTotal column.
Discuss three different ways to create an Oracle Database. What are the advantages/disadvantages of each method. What is the difference between control files and redo logs. What is a datafile. What is a tablespace
Explain your process for coding and categorizing the qualitative data. What patterns and/or themes did you discover?
List the major topics of the database to track concerts and venues - Write a draft statement of work, including a brief history, a statement of scope, objectives, and preliminary timeline.
Select database management system (Oracle, SQL Server, MYSQL, etc) and identify the data types and sizes for all attributes
Write a password protected console-based application, which enables you to create user accounts and specify the name of the file or directory to be shared with other users.
Provide the SQL code that inserts data into all of the tables
What is Data Warehousing? How is it different from operational/ production databases? Explain the difference between Data Warehousing and Business Intelligence and the difference between Data Warehousing and Data Mining?
Write a program to calculate the tax of an employee whose employee number is input from the keyboard. Display an appropriate error message if the data does not exist in the Emp table.
Statistics can be created on tables, indexes columns and as well as on the individual columns. But, if for some reason table or index statistics have not been updated, then this may result in a full table scan.
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