Question: Why are field values sometimes coded?

Why are field values sometimes coded?

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

Where attributeshave a sparse set of values or a volume so large that considerable storagespace wi... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Q:

Why are field values sometimes coded?

Q:

Why are field values sometimes coded?

Q:

Why are field values sometimes coded?

Q:

IN JAVA PLEASE AND THANKS! EMAIL ME AT CALCANSWER @ G MAIL . COM (WITHOUT SPACES), AND I CAN SEND YOU THESE FILES AND THE SPECCHECKER IN AN EASIER FORMAT :) SimpleTests.java...

Q:

IN JAVA PLEASE AND THANKS! SimpleTests.java TryOutModularArithmetic.java For this assignment you will implement one class, called TV, that models some aspects of the behavior of simple television. A...

Q:

IN JAVA PLEASE AND THANKS! EMAIL ME AT CALCANSWER @ G MAIL . COM (WITHOUT SPACES), AND I CAN SEND YOU THESE FILES AND THE SPECCHECKER IN AN EASIER FORMAT :) SimpleTests.java...

Q:

--- JAVAFX PROJECT --- JAVAFX PROJECT --- JAVAFX PROJECT --- Use JavaFX. Use ComboBox for choosing employee type. Do not use Scene Builder. Do not send the same answers which is written on previous...

Q:

Homework is asking us to adapt "Question: Polymorphism - Interface" to JavaFX . QUESTION: POLYMORPHISM - INTERFACE ENDS HERE. NOW WE'RE HEADING BACK TO HOMEWORK. Homework Problem Description: CEO of...

Q:

5.2 Question 2 (15 marks) For this question, refer to the slides in "Unit 5: Control Statements", focusing on If-statements and if-else-if statements. You will also need to refer to "Unit 4: Class...

Q:

Exercise 7-1 Personal Values-What Each of the following questions has six possible responses. Rank these responses by Is Important to You? s assigning a 6 to the one you prefer the most, a 5 to the...

Q:

Refer back to your previous groups and the activity for Ladder Hardware. You have been asked to create a database that will store all the information for products sold at the store. There are four...

Q:

30% of the cells in a small organism are not functioning. What is the probability that an organ consisting of 250 cells is functioning if it requires 170 cells to work? Use the normal approximation...

Q:

Jane bought an August 1 4 5 call on MSFT stock with the premium being $ 5 / share . What is her total profit / loss at expiration date if MSFT stock price is $ 1 4 3 / share ? Sketch the profit /...

Q:

In Exercise 62, how long will it take to reduce the smoke content to 10 ppm if smokers in the room are adding smoke at the rate of 5 ppm per minute? Exercise 62 The air in a meeting room of 15,000 ft...

Q:

Consider a relation R with five attributes ABCDE. 1. For each of the following instances of R, state whether it violates (a) the FD BC D and (b) the MVD BC D: (a) { } (i.e., empty relation) (b)...

Q:

Answer the following questions 1. Prove that the algorithm shown in Figure 19.4 correctly computes the attribute closure of the input attribute set X. 2. Describe a linear-time (in the size of the...

Q:

Let R be a relation schema with a set F of FDs. Prove that the decomposition of R into R1 and R2 is lossless-join if and only if F+ contains R1 R2 R1 or R1 R2 R2.

Q:

7. (5 points) On July 1, Bonneau Enterprises purchased patent rights for $50,000. The patent has a useful life of five years and a legal life of 10 years. Journalize the adjusting entry on December...

Q:

13 Quercus Ltd had the following budgeted and actual income statements for the month of August. Required: Produce a flexed budget to reflect the actual business output in the period. Important: enter...

Q:

Stephanie Corporation sells a single product. Budgeted sales for the year are anticipated to be 679,000 units, estimated beginning inventory is 103,000 units, and desired ending inventory is 84,000...