Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Oracle has many features for managing and tracking users. We have discussed user accounts with username, password, profiles, roles, and privileges. There are also auditing commands that enable the system to monitor and record activities of one user or all users. Yet, the create user statement has no way to associate a person with an Oracle user name. How do you recommend that this association be created? Be specific and explain the reasons for your recommendation.
Account Termination Policy. Suppose an employee leaves a company because he or she resigns, retires, takes a leave of absence, is laid off or fired. The company needs to have a policy and process for dealing with that employee's database access. What is your recommendation for this policy and process? Does the reason for leaving the company affect the recommendation? Why or why not? Be specific and explain your reasoning.
Prepare the example of table which is in first normal form but not in second normal form and example of a table which is in second normal form but not in third normal form.
Compute the closure sets of R, find all non-trivial dependencies and what are the candidate keys of R?
Its a lead a project that will implement a new learning management system for your university. You have two key tasks: Task 1: Investigate learning management software packages that are available through application service providers.
Using your knowledge of the college environment, determine the functional dependencies that exist in the following?
Write down the complete transaction using SQL.
You are creating a database of measured meteorological data for use in weather and climate research. Explain a structure type measured_data_t with components site_id_num.
Estimate the height of the B+ tree. (Giving a range of heights is fine.) Also estimate the amount of memory needed to store the tree, including leaves but not including the posting lists themselves.
For each table argue whether or not interference with another transaction is possible. Illustrate concurrency control method using two phase locking.
Describe the entity-relationship model. How are entities, relationships, and attributes represented in this model? What is a composite entity? Describe the approach to diagrams that uses a crow's foot.
Write a SELECT statement which returns three columns: VendorName, InvoiceCount, and InvoiceSum. InvoiceCount is the count of the number of invoices, and InvoiceSum is the sum of the InvoiceTotal column.
Use Microsoft Access to develop preliminary (no keys and no relationships) database tables for Huffman Trucking Driver Log.
Draw an ER diagram for database scenario. Design a set of 3NF tables for your database scenario.
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd