Home » Infrastructure » Unix » How to identify the column which can act as a primary key (or unique) in a file
How to identify the column which can act as a primary key (or unique) in a file [message #660817] Mon, 27 February 2017 08:53 Go to next message
manikandan23
Messages: 34
Registered: February 2017
Member
what's the best approach to identify the column which can act as a primary key (or unique) in a file?

Report message to a moderator

Re: How to identify the column which can act as a primary key (or unique) in a file [message #660824 is a reply to message #660817] Mon, 27 February 2017 09:20 Go to previous messageGo to next message
BlackSwan
Messages: 26766
Registered: January 2009
Location: SoCal
Senior Member
manikandan23 wrote on Mon, 27 February 2017 06:53
what's the best approach to identify the column which can act as a primary key (or unique) in a file?

which metric measures best?

What does this question have to do with Oracle?

Report message to a moderator

Re: How to identify the column which can act as a primary key (or unique) in a file [message #660831 is a reply to message #660817] Mon, 27 February 2017 09:31 Go to previous message
Michel Cadot
Messages: 67996
Registered: March 2007
Location: Nanterre, France, http://...
Senior Member
Account Moderator
This question bears no real connection with Oracle database.
Please find a more appropriate forum.
The topic is locked. /forum/fa/448/0/
If I'm wrong, please, PM me (or report this message to a moderator, explain why you think it should be unlocked and it might be done).

Report message to a moderator

Previous Topic: How will you remove every 5th Row in a million row file in Unix
Next Topic: read line issue
Goto Forum:
  

[ Syndicate this forum (XML) ] [ RSS ]

Current Time: Tue Oct 19 09:39:03 CDT 2021
.:: Forum Home :: Blogger Home :: Wiki Home :: Contact :: Privacy ::.