Explain about the data warehouses and relational databases

Assignment Help Database Management System
Reference no: EM13707312

Question: Which of the subsequent is true about Data Warehouses?

Data Warehouses are large relational databases similar to Microsoft Access - A

Data Warehouses are multidimensional data storages that can only be used for daily transaction processing. - B

Data Warehouses are multidimensional data storages helping in decision making and supporting business intelligence. - C

Can you explain about the Data Warehouses and relational databases?

Reference no: EM13707312

Questions Cloud

Find the shortest sequence of mips instructions : Find the shortest sequence of MIPS instructions that extracts bits 16 down to 11 from register $t0 and uses the value of this field to replace bits 31 down to 26 in register $t1 without changing the other 26 bits of register $t1.
How many bytes wide should each write buffer entry : What speedup could be expected in the steady state by using a merging write buffer instead of a non-merging buffer when zeroing memory by the execution of 64 bit stores if all other instructions could be issued in parallel with the stores and the ..
External gates to realize the function : Use a 4-to-1 multiplexer and a minimum number of external gates to realize the function - The inputs are only available uncomplemented.
Indexed addressing to reverse the elements : Use a loop with indirect or indexed addressing to reverse the elements of the integer array in place - Can you implement a program to indexed addressing to reverse the elements of an array?
Explain about the data warehouses and relational databases : Can you explain about the Data Warehouses and relational databases?
Write a c function called bspline : Write a C function called Bspline that takes as input a single double precision argument called x. The function returns a double precision value y determined as given
Implement the link list using java programming concepts : Modify the class LinkedList by adding to it the following methods. The appropriate error message should be generated if an invalid condition occurs.
Create a structure named dog with a string field : Create a Structure named dog with a string field for the Dog's name. Create a Structure named Cat with a string field for the Cat's name.
Prepare an overloaded constructor : Prepare an overloaded constructor that provides values for each field. Also provide get methods for each field. Save the file as Patient.java.

Reviews

Write a Review

Database Management System Questions & Answers

  Briefly describe how a cross-site scripting attack

Briefly describe how a cross-site scripting attack can be used to compromise the confidentiality of information stored in a database

  Consider the scenario from exercise 2.4 where you designed

Consider the scenario from Exercise 2.4, where you designed an ER diagram for a company database. Write SQL statements to create the corresponding relations and capture as many of the constraints as possible. If you cannot capture some constraints, e..

  What amount would the company have to charge

what amount would the company have to charge for the Ericson wedding cake to just break even - what would be the overall margin on the order?

  Write select statement which returns three columns

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.

  Oracle having multiple group functions in same select list

Can Oracle have multiple group functions in the same SELECT list of query (i.e can we do a COUNT and AVG)? Let us assume we wanted to find lowest, highest, average.

  Design an relational model model of a database

Design an Relational Model (RM) model of a database (DB) that will be useful for each of the chosen enterprises. (Hint: You may choose to translate the 2 ER model designs you created ).

  Find the decryption function and decipher

Find '(2007), '(2008), and '(b), where b is the integer obtained from the last four digits of your student number.

  Sketch diagram for data warehouse of shop by star schema

Assume that data warehouse for video game shop consists of th three dimensions: time, player, and game, and two measures number of games played and price paid per game. Sketch schema diagram for data warehouse using the star schema.

  Write a select statement that returns three columns

Write a SELECT statement that returns three columns: EmailAddress, OrderID, and the order total for each customer. To do this, you can group the result set by the EmailAddress and OrderID columns.

  Use sql to create database

Use SQL to create the following database; to including referential integrity. You may NOT use the GUI for this part of the exercise. COURSE ( CourseNu, CourseName, CreditHrs).

  Develop an activity diagram for the scenario

In each task, please feel free to make any assumption necessary for the readers. The explanation of your assumptions can help the readers to understand what you have considered differently but as important criteria in producing your model.

  Use of dictionary-managed tablespaces in database

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.

Free Assignment Quote

Assured A++ Grade

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!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd