Author Question: The SQL command used to populate tables is the INSERT command. Indicate whether the statement is ... (Read 71 times)

nramada

  • Hero Member
  • *****
  • Posts: 580
The SQL command used to populate tables is the INSERT command.
 
  Indicate whether the statement is true or false

Question 2

Discuss how to model time dependent data.
 
  What will be an ideal response?


mbcrismon

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

TRUE

Answer to Question 2

Time dependent data can be modeled using a time stamp. This can be used to maintain a history of the changes over time. Often times, the way that relational databases deal with time dependent data is not adequate and organizations ignore the issue or use simplified methods such as time stamps.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

For a complete list of videos, visit our video library