Notice: Payments for answers will end 4/10/2017. Click for more info.
You have new items in your feed. Click to view.
Question and answer
Q: "Think of a situation where null value should be allowed and a situation where it should not be allowed. What are the consequences of inappropriate null settings
A: NULL values cause several problems. For starters, NULL values are not the same as data values. A NULL value is basically an undefined values. On the ColdFusion end, this is not terrible as NULL values come across as empty strings (for the most part). [ But in SQL, NULL and empty string are very different and act very differently. Take the following data table for example: id name - - - - - -
- - 1 Ben 2 Jim 3 Simon 4 5 6 Ye 7 8 9 Dave 10 ]
Expert answered|papop|Points 184|
Question
Asked 8/21/2012 11:16:04 PM
0 Answers/Comments
Get an answer
New answers
Rating

There are no new answers.

Comments

There are no comments.

Add an answer or comment
Log in or sign up first.
26,526,928 questions answered
Popular Conversations
What is the primary mission of the Department of Homeland ...
Weegy: The primary mission of the Department of Homeland Security is " ensuring that the United States and its citizens ...
12/12/2017 7:12:59 AM| 4 Answers
This year, after a lengthy, noisy debate, they decided to take ...
Weegy: This year, after a lengthy, noisy debate, they decided to take separate vacations. This is a Simple Sentence. ...
12/10/2017 4:51:34 AM| 4 Answers
Which one of the following types of sentences gives a command or ...
Weegy: Do your work! The sentence above is an example of an IMPERATIVE sentence. User: Which one of the following ...
12/8/2017 6:12:32 AM| 3 Answers
A scientific _______ is a principle that describes the behavior of a ...
Weegy: A scientific LAW is a principle that describes the behavior of a natural phenomenon. User: The gradient of ...
12/4/2017 2:17:59 PM| 2 Answers
Shakespeare was born in London in 1564. User: Jonathan Swift ...
Weegy: Jonathan Swift wrote Gulliver's Travels. TRUE. User: Shelley's life was contrary to the ideas he explored in ...
12/13/2017 7:08:02 AM| 2 Answers
The American College of Sports Medicine (ACSM) recommends doing ...
Weegy: I thing adults should get at least 150 minutes of moderate-intensity exercise per week. [ Exercise ...
12/6/2017 9:19:04 AM| 2 Answers
Weegy Stuff
S
L
Points 91 [Total 107] Ratings 4 Comments 51 Invitations 0 Online
S
Points 10 [Total 10] Ratings 1 Comments 0 Invitations 0 Offline
S
Points 5 [Total 5] Ratings 0 Comments 5 Invitations 0 Offline
S
P
L
P
Points 1 [Total 166] Ratings 0 Comments 1 Invitations 0 Offline
* Excludes moderators and previous
winners (Include)
Home | Contact | Blog | About | Terms | Privacy | © Purple Inc.