can u create two Primary key for a table? --Sivaa

Categories >> Software >> Microsoft Related >> ASP.NET
Suggest New Category

can u create two Primary key for a table?
--Sivaa

Question Posted / sivaprakasam

10 Answers
13128 Views
BirlaSoft, I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

can u create two Primary key for a table? --Sivaa..

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

can u create two Primary key for a table? --Sivaa..

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

can u create two Primary key for a table? --Sivaa..

Answer / sivaprakasam

Is This Answer Correct ?

5 Yes

4 No

can u create two Primary key for a table? --Sivaa..

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

can u create two Primary key for a table? --Sivaa..

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

can u create two Primary key for a table? --Sivaa..

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

can u create two Primary key for a table? --Sivaa..

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

can u create two Primary key for a table? --Sivaa..

Answer / raghunath

no we cant create 2 primary keys

Is This Answer Correct ?

1 Yes

2 No

can u create two Primary key for a table? --Sivaa..

Answer / rambhopal reddy

no,we can't create two primary key's in 1 table.

Is This Answer Correct ?

2 Yes

5 No

can u create two Primary key for a table? --Sivaa..

Answer / saiish bhat

It depends.
but we can use 2 primary key per table.

Is This Answer Correct ?

1 Yes

7 No

Post New Answer

More ASP.NET Interview Questions

How do I debug an asp.net application that was not written with visual studio.net and that does not use code-behind?

0 Answers

what is diference between the .net1.0 & .net2.0 ?

3 Answers EMax,

What is the Web.config file used for? a) To store the global information and variable definition for the application. b) Configures the time that the server-side codebehind module is called c) To Configure the Web Server. d) To Configure the Web browser.

8 Answers HCL, IBM, Syntax Softtech, Vypin, WideVision Technologies,

what is silver light when will we use silver light,

0 Answers

Explain the advantages of passport authentication.

0 Answers

What are Authentication and Authorization?

0 Answers

Differences between VB.Net and C#, related to OOPS concepts

5 Answers CSC,

How we implement the multiple paypal value with gridview in my website and how we make a payment through Credit Card.

0 Answers

What is the significance of proxy user?