What sql command do you use to discard a table

Assignment Help Basic Computer Science
Reference no: EM131269919

1. How can data normalization be used to check the results of the E-R diagram-to-relational database conversion process?

2. What SQL command do you use to produce a new table structure? What SQL command do you use to discard a table?

3. What is a view? What SQL commands do you use to produce a new view and to discard one that is no longer needed?

4. What are the SQL data manipulation commands and what are their functions?

Reference no: EM131269919

Questions Cloud

How the source is useful in your work on your research topic : Evaluation of source - a sentence or two discussing the goal of the source and how effectively it achieves that goal. Usefulness of the source for your purposes - a couple of sentences discussing how the source is useful in your work on your resear..
Why is it referred to as a decomposition process : Describe the data normalization process including its specific steps. Why is it referred to as a ‘‘decomposition process?''
Viable structural forms for the superstructure : Using annotated sketches, propose two distinct and viable structural forms for the superstructure and substructure. Indicate clearly the functional framing, load transfer and stability aspects of each
What data does the company have : What data does the company have? Who are the potential user groups and what information will they seek? What internal systems and databases does Dirt Bikes likely have that might interface with the portal?
What sql command do you use to discard a table : How can data normalization be used to check the results of the E-R diagram-to-relational database conversion process?
Find the gini index of income concentration : Interpret the results of Problem with both a graph and a description of the graph.- Find the Gini index of income concentration for the Lorenz curve with equation.
What is the definition of data in second normal form : What is the rule for converting tables in second normal form to tables in third normal form? 15. What is the definition of data in third normal form?
What characterizes tables in first normal form : What is a partial functional dependency? What does the term ‘‘fully functionally dependent'' mean? 4. What is the rule for converting tables in first normal form to tables in second normal form?
Coca-cola effort to refresh the whole world : People know Coca-Cola as a global Brand. However, when the company entered the Indian market in the mid-1990s, it was the company’s second try. Coca-Cola had operated there from 1950 until1977, when it left with other Western firms in reaction to a l..

Reviews

Write a Review

Basic Computer Science Questions & Answers

  Explaining reliable information systems staff member

How many information systems staff member do you think Reliable can reasonably afford to employ? what mix of skills would they need?

  Determining the feasibility study

IT systems are a major capital investment and the systems analyst is called to investigate the feasibility of a system and help answer the questions - Will the system pay for itself?

  Economic consequences of climate change

What were the demographic and economic consequences of climate change?

  Which accepts no value and returns an int

There is also an int variable called currentTemp , which has already been declared. Use the reference variable, to invoke a method to retrieve the previously set temperature and store the returned value in currentTemp .

  All disk drives in a particular batch are the same model

All disk drives of a certain model of a particular manufacturer have exactly the same capacity.

  What is the total efficiency of the protocol

Consider two nodes A and B uses the slotted ALOHA protocol to contend for a channel. Suppose node pA and pB are A and B's retransmission probabilities. Provide a formula for node A's average throughput. What is the total efficiency of the protocol..

  How do you create a 3d array of doubles in c++

How do you create a 3D array of doubles in C++

  What is utility

What is utility? What are the major types of utility? Give an example of how marketing intermediaries can provide each type of utility.

  Compare top-down and bottom-up database design approaches

AIMS AND OBJECTIVES:1. to convert the ER/EER model into a relational data model;2.to implement a relational database system (using ORACLE12c);3. to apply Normalization techniques (Bottom-Up approach) on the user-defined forms;4. to compare top-dow..

  Probability of completing project

What is the probability of completing this project within 20 weeks (the joint probability of completing all the paths)?

  Write some code that exchanges their values

There are two string variables, s1 and s2, that have already been declared and initialized, write some code that exchanges their values.

  Should sgi develop any new software with derqs

Should SGI develop any new software with DERQS? If not, what tools should it acquire for new system development?

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