can u create two Primary key for a table?
--Sivaa
Answers were Sorted based on User's Feedback
Answer / monalisa behera
No, we cannot create more than one Primary key for a table.
Composite Primary key as mentioned in the answer by
Purushotham consists of more than one columns together
making a Primary key. In such a case the columns may be
more than one but the Primary key is one.
| Is This Answer Correct ? | 15 Yes | 0 No |
Answer / purushotham
S we can create its called composite key
ALTER TABLE TableName
ADD CONSTRAINT CONSTRAINT _Name
PRIMARY KEY (attribute1,attribute2)
| Is This Answer Correct ? | 12 Yes | 3 No |
Answer / santosh
No, we can't create two primary keys for a table. A table
contains only one primary key.
A table can have one or more unique keys.
| Is This Answer Correct ? | 3 Yes | 2 No |
Answer / purushotham tella
no, we can't create more than 1 primary key on a
table .Monalisa Behera is correct we can add more than 1
columns together to make primary key.Srry misleading in
earlier post
| Is This Answer Correct ? | 2 Yes | 1 No |
Answer / sudheekar reddy
No,we can't create two primary key's in 1 table.
Because in the above monalisa has mentioned the clearly
that to make primary key we can have a single column or
combination of columns.
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / sanjay maurya
no, we can't create two pimary key in one table
A table can have one or more unique keys.
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / rambhopal reddy
no,we can't create two primary key's in 1 table.
| Is This Answer Correct ? | 2 Yes | 5 No |
Answer / saiish bhat
It depends.
but we can use 2 primary key per table.
| Is This Answer Correct ? | 1 Yes | 7 No |
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