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How many column maximum we can add in one table and how many foreign key maximum we can use in one table?

  
Total Answers and Comments: 14 Last Update: February 12, 2008     Asked by: Rado mathan Kumar 
  
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 Best Rated Answer
Submitted by: dhana
 

Maximum No of columns n a table is 1024

maximum foreign keys is 253



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May 08, 2006 08:53:29   #1  
Chandra Bosh Kumar        

RE: how many column maximum we can add in one table a...
Maximum coloumn in a table as 255 fiels indivisually.
 
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May 17, 2006 04:42:52   #2  
P.Rathi Member Since: May 2006   Contribution: 2    

RE: how many column maximum we can add in one table a...

maximum foreign key in one table :- 253


 
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May 22, 2006 12:53:12   #3  
Hari Haran Arulmozhi        

RE: how many column maximum we can add in one table a...

Maximum Columns in a base table : 1024

Maximum Foreign Keys in a table : 16


 
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May 23, 2006 04:34:08   #4  
P.Rathi Member Since: May 2006   Contribution: 2    

RE: how many column maximum we can add in one table a...

Foreign key table references per table- 253

Columns per foreign key -16


 
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May 25, 2006 06:57:25   #5  
sasi        

RE: how many column maximum we can add in one table a...

Maximum no of columns in a table is 1000

and foreign key id 32

Regards

Sasi


 
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May 30, 2006 17:58:27   #6  
Yoseph Kassaye        

RE: how many column maximum we can add in one table a...

The column length is dependent up on the type of statement we are using:

It will be 4 096 for select statement 1024 for insert statement.

The number of foreighn key maximum we can use in a table is 16 and we can link with 253 tables.


 
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June 06, 2006 07:26:37   #7  
dhana        

RE: how many column maximum we can add in one table a...

Maximum No of columns n a table is 1024

maximum foreign keys is 253


 
Is this answer useful? Yes | NoAnswer is useful 1   Answer is not useful 0Overall Rating: +1    
July 08, 2006 02:18:50   #8  
Biju Joseph        

RE: how many column maximum we can add in one table a...
Description 4K page size limit 8K page size limit 16K page size limit 32K page size limit
Most columns in a table 500 1 012 1 012 1 012

 
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September 19, 2006 08:16:39   #9  
Ritesh P. Medhe        

RE: how many column maximum we can add in one table a...

I agree 100 with dhana

Maximum No of columns n a table is 1024

maximum foreign keys is 253


 
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February 10, 2007 01:00:15   #10  
dharanidhar        

RE: How many column maximum we can add in one table a...
please specify your oracle varsion numbers .is it 255 or 1053 i think for oracle 9i 255and oracle 10g 1000 tables make sure when you discuss this type of questions specify verion numbers. ook
 
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