Interview Questions  

Go Back   Interview Questions > Interview Questions & Answers > Information Technology > Databases > Oracle > Database Management

Database Management Database Management Interview Questions, Learn by sharing Database Management Interview Questions asked in various Companies, Get Career advices, Interview Procedures from Database Management experts, Post asked Database Management Interview Questions and Answers.

   

Reply
 
LinkBack Thread Tools Display Modes
  #1 (permalink)  
Old 03-18-2008, 07:25 PM
Senior Member
 
Join Date: Mar 2008
Posts: 4,634
Default Is it possible to modify a Datatype of a

Is it possible to modify a Datatype of a column when column contains values?
Reply With Quote
  #2 (permalink)  
Old 07-18-2008, 11:17 AM
Member
 
Join Date: Jul 2008
Posts: 39
Default

No, it is not possible to modify a datatype of a column when column contains values.
we can modify a dataype of a column only after removing the values from the column.

That is a datatype of a column can be modified only if the column contains null values.
Reply With Quote
Reply

Tags
database management, interview questions

Thread Tools
Display Modes

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is On
Trackbacks are On
Pingbacks are On
Refbacks are On