This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: To start working with MySQL Community Edition in Windows, use the command Start All Programs MySQL ... (Read 70 times)

wrbasek0

  • Hero Member
  • *****
  • Posts: 560
on: Jul 7, 2018
To start working with MySQL Community Edition in Windows, use the command Start  All Programs  MySQL  MySQL Workbench CE 6.2. (or the version number you have installed).
 
  Indicate whether the statement is true or false

Question 2

When transforming an ID-dependent E-R data model relationship into a relational database design and the parent entity has a surrogate primary key and the child entity has a data identifier, then the primary key of the child table should be ________.
 
  A) the parent's surrogate key + the child's data key
  B) the parent's surrogate key + a surrogate key in the child
  C) either A or B will work, but method A is preferable
  D) either A or B will work, but method B is preferable


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

isabelt_18

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Jul 7, 2018
Answer to Question 1

TRUE

Answer to Question 2

D


wrbasek0

  • Member
  • Posts: 560
Reply 2 on: Jul 7, 2018
:D TYSM

mochi09

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Chemosynthesis-based community on the East Pacific Rise. Chemosynthesis-based community on the East Pacific Rise.
Generally, the total tax burden in the United States is much lower than that of other industrialize Generally, the total tax burden in the United States is much lower than that of other industrialize
Working and Living and Playing in the City Dump of Phnom Penh, Cambodia Working and Living and Playing in the City Dump of Phnom Penh, Cambodia
Programs such as Meals on Wheels provide hot meals to elderly adults who cannot leave their homes Programs such as Meals on Wheels provide hot meals to elderly adults who cannot leave their homes
Nursing: A Concept-Based Approach to Learning, Volume II, 3rd Edition Nursing: A Concept-Based Approach to Learning, Volume II, 3rd Edition
Translation From Start to Finish Translation From Start to Finish
Video: Power Supply Polyacrylamide Gel Protein Sample

For a complete list of videos, visit our video library