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Adding primary constraint on a table if you have duplicated records already .

P: 7

can anybody can tell me how to add pry constraint to a table if it has already duplicated records ? san
Aug 26 '08 #1
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4 Replies

Expert 5K+
P: 8,127
try to add a NOVALIDATE constraint.
Aug 26 '08 #2

Expert 100+
P: 2,367
But why you need to do that? A primay key with duplicates??
Aug 27 '08 #3

P: 7

thanks , but can you tell me : if we have to use it in 'alter table statement' or any other way ?

Aug 31 '08 #4

P: 21
You can disable the constraint by using alter table statement.

Then insert records into it.

But if there will be duplicate records you won't be able to create a Primary Key on that column.
Sep 4 '08 #5

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