+61-413 786 465
info@mywordsolution.com
Home >> DBMS
Select *
From E, D, P
WHERE E.dept=D.dept AND D.city=P.city AND D.budget>1M AND P.priority=A;
Assuming relations have the same size and uniform distributions, what is the best plan with Nested Loop joins only? Write it as an algebra expression.
DBMS, Programming
Question : We can sort a given set of n numbers by first building a binary search tree containing these numbers (using TREE-INSERT repeatedly to insert the numbers one by one) and then printing the numbers by an inorder ...
Question: 1. (a)- Consider that you are asked to design an entity relationship diagram based on the below scenario: A university consists of a number of departments (id, d_name) and each department offers some courses. A ...
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 ...
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 ...
Systems analysis project Scenic Routes operates a bus company that specializes in travelling on secondary roads, rather than Interstate highways. Their slogan is: "It Takes a Little Longer, But It's Scenic." The firm nee ...
Question : a) Suppose you are a marathon runner that can run a maximum of n miles on a single bottle of water. You are given a map of your marathon route with all the water stations marked. Design an efficient algorithm ...
Assignment A restaurant is designing a database to keep track of customer services. A customer is defined as a customer ID, name, address and a telephone number. Customers are served by employees. Each employee is define ...
Database Design and Development Assignment - Assessment task - 1. Normalization a) Map the ERD, from the sample solution, into a set of relations in at least Third Normal Form (3NF). You must ensure that your relations m ...
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.
Start excelling in your Courses, Get help with Assignment Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.
Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate
Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p
Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As
Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int
Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As