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

Author Question: One important difference between a relation and a column family is that ________. A) the rows in ... (Read 89 times)

melina_rosy

  • Hero Member
  • *****
  • Posts: 531
on: Jul 7, 2018
One important difference between a relation and a column family is that ________.
 
  A) the rows in a column family can have different numbers of columns
  B) the columns in a column family are unnamed
  C) all values in a column family must have the same timestamp
  D) values in a column family must be strings

Question 2

Which SQL keyword is used to change the values of an entire column?
 
  A) CHANGE
  B) INSERT
  C) SELECT
  D) SET


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

welcom1000

  • Sr. Member
  • ****
  • Posts: 298
Reply #1 on: Jul 7, 2018
Answer to Question 1

A

Answer to Question 2

D


melina_rosy

  • Member
  • Posts: 531
Reply 2 on: Jul 7, 2018
YES! Correct, THANKS for helping me on my review

epscape

  • Member
  • Posts: 335
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Jugular Venous Pulse Waves in Relation to the Phonocardiogram and Electrocardiogram Jugular Venous Pulse Waves in Relation to the Phonocardiogram and Electrocardiogram
This photo captures an extreme form of family socialization. The father seems to be more emotionally ... This photo captures an extreme form of family socialization. The father seems to be more emotionally ...
A typical open-end wrench. Note the size difference on each end and that the head is angled 15 ... A typical open-end wrench. Note the size difference on each end and that the head is angled 15 ...
The camshaft is rotated in relation to the camshaft by the PCM to provide changes in valve timing. The camshaft is rotated in relation to the camshaft by the PCM to provide changes in valve timing.
The relation between drug tolerance and withdrawal effects. The same adaptive neurophysiological ... The relation between drug tolerance and withdrawal effects. The same adaptive neurophysiological ...
Pilot-scale Glass Distillation Column Pilot-scale Glass Distillation Column
Video: Coronary Heart Disease

For a complete list of videos, visit our video library