Viewing 15 posts - 1 through 15 (of 207 total)
Phil Factor (1/31/2011)
February 1, 2011 at 10:39 pm
"Even though neither the science nor politics of climate change is fully established yet..."
Have you read the IPCC papers? The science is actually quite firmly established.
Perhaps not the politics,...
February 1, 2011 at 10:37 pm
Rahul The Dba (1/25/2011)
aaron-403220 (1/25/2011)
Just to ask a foolish question, but is that real data?Are those real names and birthdates?
What will you do with that ????????
Still i am answering your...
January 26, 2011 at 3:15 pm
tommyh (1/26/2011)
Lynn Pettis (1/25/2011)
January 26, 2011 at 1:57 am
Michael Ebaya (11/4/2010)
ta.bu.shi.da.yu (11/4/2010)
the formal definition of the normal forms relates to the tables themselves. You seem to be confused with how the normal forms work.
Note that I'm not...
November 4, 2010 at 8:38 am
Michael Ebaya (11/4/2010)
ta.bu.shi.da.yu (11/4/2010)
I am really curious to know why it's a good idea to not enforce the immutability of the key!
This has already been covered in excruciating detail. ...
November 4, 2010 at 8:35 am
Michael Ebaya (11/4/2010)
ta.bu.shi.da.yu (11/4/2010)
I am really curious to know why it's a good idea to not enforce the immutability of the key!
This has already been covered in excruciating detail. ...
November 4, 2010 at 8:20 am
David Portas (11/4/2010)
The phrase "unique key" is obviously a tautology and doesn't explain anything useful. Key = Candidate Key = Primary Key. There is no difference.
Hi David, I'm a bit...
November 4, 2010 at 8:17 am
Michael Ebaya (11/4/2010)
ta.bu.shi.da.yu (11/4/2010)
You're getting a bit abusive here dude. Perhaps you should chill?
Thanks, but I'm not a "dude", and if you don't wish to be abused, perhaps you shouldn't...
November 4, 2010 at 8:05 am
David Portas (11/4/2010)
ta.bu.shi.da.yu (11/4/2010)
ebaya (11/4/2010)
If your key changes, you update it.Yeah, along with all the data in all the tables that rely on it. Nice one.
Sure, so if you have...
November 4, 2010 at 8:01 am
Michael Ebaya (11/4/2010)
ta.bu.shi.da.yu (11/4/2010)
ebaya (11/4/2010)
If your key changes, you update it.Yeah, along with all the data in all the tables that rely on it. Nice one.
Given you were the poster...
November 4, 2010 at 7:47 am
ebaya (11/4/2010)
If your key changes, you update it.
Yeah, along with all the data in all the tables that rely on it. Nice one.
November 4, 2010 at 7:17 am
ebaya (11/4/2010)
Robert Mahon-475361 (11/4/2010)
SSN's keep being mentioned, but they can change/be missed/be duplicates. Most other 'natural' keys end up falling to the same traps....
November 4, 2010 at 2:58 am
David Portas (10/26/2010)
ebaya (10/26/2010)
Robert Frasca (10/26/2010)
Tables are the product of normalization.
True-- when starting from a clean slate. In practice, the word "normalization" has come to mean aligning an existing...
October 26, 2010 at 3:36 pm
ebaya (10/26/2010)
ta.bu.shi.da.yu (10/26/2010)
October 26, 2010 at 3:28 pm
Viewing 15 posts - 1 through 15 (of 207 total)